Rubies
Emeralds
Sapphires
Gemstones
+1-212-869-1165
contact us
Home
/
All Sapphire Engagement Rings

All Sapphire Engagement Rings

Whether you are looking a classic solitaire, a diamond halo design, or a more modern bezel set piece, you'll find the perfect sapphire engagement ring in our collection. We offer sapphire engagement rings in a bevy of colors including blue, pink, and yellow, and a vast array of designs. Each one of our rings is expertly crafted and produced in our workshop. Interested in creating a custom designed ring? Browse our engagement ring settings to get started!

44021 results
Sale Items
Change view:
Sort by:
Select
0.73 Ct. Pinkish Purple Sapphire Ring, 10K White Gold 1
0.73 Ct. Pinkish Purple Sapphire Ring, 10K White Gold 2
0.73 Ct. Pinkish Purple Sapphire Ring, 10K White Gold 3
0.73 Ct. Pinkish Purple Sapphire Ring, 10K White Gold 4
0.73 Ct. Sapphire 10K White Gold ring
Item ID: 222823
$1,500
View Details
7.79 Ct. White Sapphire Ring, 10K White Gold 1
7.79 Ct. White Sapphire Ring, 10K White Gold 2
7.79 Ct. White Sapphire Ring, 10K White Gold 3
7.79 Ct. White Sapphire Ring, 10K White Gold 4
7.79 Ct. Sapphire 10K White Gold ring
Item ID: 222676
$15,300
View Details
3.00 Ct. Color Change Sapphire Ring, 10K White Gold 1
3.00 Ct. Color Change Sapphire Ring, 10K White Gold 2
3.00 Ct. Color Change Sapphire Ring, 10K White Gold 3
3.00 Ct. Color Change Sapphire Ring, 10K White Gold 4
3.00 Ct. Sapphire 10K White Gold ring
Item ID: 222905
$9,295
View Details
0.86 Ct. Blue Sapphire Ring, 10K White Gold 1
0.86 Ct. Blue Sapphire Ring, 10K White Gold 2
0.86 Ct. Blue Sapphire Ring, 10K White Gold 3
0.86 Ct. Blue Sapphire Ring, 10K White Gold 4
0.86 Ct. Sapphire 10K White Gold ring
Item ID: 223236
$1,608
View Details
1.57 Ct. Yellowish Green Sapphire Ring, 10K White Gold 1
1.57 Ct. Yellowish Green Sapphire Ring, 10K White Gold 2
1.57 Ct. Yellowish Green Sapphire Ring, 10K White Gold 3
1.57 Ct. Yellowish Green Sapphire Ring, 10K White Gold 4
1.57 Ct. Sapphire 10K White Gold ring
Item ID: 223026
$3,698
View Details
1.26 Ct. Bi Color Sapphire Ring, 10K White Gold 1
1.26 Ct. Bi Color Sapphire Ring, 10K White Gold 2
1.26 Ct. Bi Color Sapphire Ring, 10K White Gold 3
1.26 Ct. Bi Color Sapphire Ring, 10K White Gold 4
1.26 Ct. Sapphire 10K White Gold ring
Item ID: 222773
$3,372
View Details
0.88 Ct. Greenish Blue Sapphire Ring, 10K White Gold 1
0.88 Ct. Greenish Blue Sapphire Ring, 10K White Gold 2
0.88 Ct. Greenish Blue Sapphire Ring, 10K White Gold 3
0.88 Ct. Greenish Blue Sapphire Ring, 10K White Gold 4
0.88 Ct. Sapphire 10K White Gold ring
Item ID: 222687
$2,864
View Details
6.99 Ct. Greyish Blue Sapphire Ring, 10K White Gold 1
6.99 Ct. Greyish Blue Sapphire Ring, 10K White Gold 2
6.99 Ct. Greyish Blue Sapphire Ring, 10K White Gold 3
6.99 Ct. Greyish Blue Sapphire Ring, 10K White Gold 4
6.99 Ct. Sapphire 10K White Gold ring
Item ID: 222767
$19,121
View Details
1.12 Ct. Yellowish Green Sapphire Ring, 10K White Gold 1
1.12 Ct. Yellowish Green Sapphire Ring, 10K White Gold 2
1.12 Ct. Yellowish Green Sapphire Ring, 10K White Gold 3
1.12 Ct. Yellowish Green Sapphire Ring, 10K White Gold 4
1.12 Ct. Sapphire 10K White Gold ring
Item ID: 222648
$2,833
View Details
0.77 Ct. Blue Sapphire Ring, 10K White Gold 1
0.77 Ct. Blue Sapphire Ring, 10K White Gold 2
0.77 Ct. Blue Sapphire Ring, 10K White Gold 3
0.77 Ct. Blue Sapphire Ring, 10K White Gold 4
0.77 Ct. Sapphire 10K White Gold ring
Item ID: 222642
$1,700
View Details
1.20 Ct. Blue Sapphire Ring, 10K White Gold 1
1.20 Ct. Blue Sapphire Ring, 10K White Gold 2
1.20 Ct. Blue Sapphire Ring, 10K White Gold 3
1.20 Ct. Blue Sapphire Ring, 10K White Gold 4
1.20 Ct. Sapphire 10K White Gold ring
Item ID: 223168
$3,689
View Details
2.78 Ct. Green Sapphire Ring, 10K White Gold 1
2.78 Ct. Green Sapphire Ring, 10K White Gold 2
2.78 Ct. Green Sapphire Ring, 10K White Gold 3
2.78 Ct. Green Sapphire Ring, 10K White Gold 4
2.78 Ct. Sapphire 10K White Gold ring
Item ID: 223273
$8,108
View Details
5.56 Ct. Blue Sapphire Ring, 10K White Gold 1
5.56 Ct. Blue Sapphire Ring, 10K White Gold 2
5.56 Ct. Blue Sapphire Ring, 10K White Gold 3
5.56 Ct. Blue Sapphire Ring, 10K White Gold 4
5.56 Ct. Sapphire 10K White Gold ring
Item ID: 223281
$29,306
View Details
1.01 Ct. Bluish Green Sapphire Ring, 10K White Gold 1
1.01 Ct. Bluish Green Sapphire Ring, 10K White Gold 2
1.01 Ct. Bluish Green Sapphire Ring, 10K White Gold 3
1.01 Ct. Bluish Green Sapphire Ring, 10K White Gold 4
1.01 Ct. Sapphire 10K White Gold ring
Item ID: 222862
$2,273
View Details
1.20 Ct. Blue Sapphire Ring, 10K White Gold 1
1.20 Ct. Blue Sapphire Ring, 10K White Gold 2
1.20 Ct. Blue Sapphire Ring, 10K White Gold 3
1.20 Ct. Blue Sapphire Ring, 10K White Gold 4
1.20 Ct. Sapphire 10K White Gold ring
Item ID: 223169
$3,775
View Details
1.20 Ct. Green Sapphire Ring, 10K White Gold 1
1.20 Ct. Green Sapphire Ring, 10K White Gold 2
1.20 Ct. Green Sapphire Ring, 10K White Gold 3
1.20 Ct. Green Sapphire Ring, 10K White Gold 4
1.20 Ct. Sapphire 10K White Gold ring
Item ID: 223085
$3,183
View Details
0.96 Ct. Blue Sapphire Ring, 10K White Gold 1
0.96 Ct. Blue Sapphire Ring, 10K White Gold 2
0.96 Ct. Blue Sapphire Ring, 10K White Gold 3
0.96 Ct. Blue Sapphire Ring, 10K White Gold 4
0.96 Ct. Sapphire 10K White Gold ring
Item ID: 223208
$1,934
View Details
9.19 Ct. Purplish Pink Sapphire Ring, 10K White Gold 1
9.19 Ct. Purplish Pink Sapphire Ring, 10K White Gold 2
9.19 Ct. Purplish Pink Sapphire Ring, 10K White Gold 3
9.19 Ct. Purplish Pink Sapphire Ring, 10K White Gold 4
9.19 Ct. Sapphire 10K White Gold ring
Item ID: 222681
$26,509
View Details
2.73 Ct. Pink Sapphire Ring, 10K White Gold 1
2.73 Ct. Pink Sapphire Ring, 10K White Gold 2
2.73 Ct. Pink Sapphire Ring, 10K White Gold 3
2.73 Ct. Pink Sapphire Ring, 10K White Gold 4
2.73 Ct. Sapphire 10K White Gold ring
Item ID: 223021
$13,201
View Details
0.70 Ct. Greenish Blue Sapphire Ring, 10K White Gold 1
0.70 Ct. Greenish Blue Sapphire Ring, 10K White Gold 2
0.70 Ct. Greenish Blue Sapphire Ring, 10K White Gold 3
0.70 Ct. Greenish Blue Sapphire Ring, 10K White Gold 4
0.70 Ct. Sapphire 10K White Gold ring
Item ID: 223194
$2,129
View Details
0.90 Ct. White Sapphire Ring, 10K White Gold 1
0.90 Ct. White Sapphire Ring, 10K White Gold 2
0.90 Ct. White Sapphire Ring, 10K White Gold 3
0.90 Ct. White Sapphire Ring, 10K White Gold 4
0.90 Ct. Sapphire 10K White Gold ring
Item ID: 223115
$1,747
View Details
1.26 Ct. Yellow Sapphire Ring, 10K White Gold 1
1.26 Ct. Yellow Sapphire Ring, 10K White Gold 2
1.26 Ct. Yellow Sapphire Ring, 10K White Gold 3
1.26 Ct. Yellow Sapphire Ring, 10K White Gold 4
1.26 Ct. Sapphire 10K White Gold ring
Item ID: 222791
$3,421
View Details
1.72 Ct. Greenish Blue Sapphire Ring, 10K White Gold 1
1.72 Ct. Greenish Blue Sapphire Ring, 10K White Gold 2
1.72 Ct. Greenish Blue Sapphire Ring, 10K White Gold 3
1.72 Ct. Greenish Blue Sapphire Ring, 10K White Gold 4
1.72 Ct. Sapphire 10K White Gold ring
Item ID: 222987
$5,058
View Details
1.26 Ct. Blue Sapphire Ring, 10K White Gold 1
1.26 Ct. Blue Sapphire Ring, 10K White Gold 2
1.26 Ct. Blue Sapphire Ring, 10K White Gold 3
1.26 Ct. Blue Sapphire Ring, 10K White Gold 4
1.26 Ct. Sapphire 10K White Gold ring
Item ID: 222989
$4,748
View Details
0.57 Ct. Green Sapphire Ring, 10K White Gold 1
0.57 Ct. Green Sapphire Ring, 10K White Gold 2
0.57 Ct. Green Sapphire Ring, 10K White Gold 3
0.57 Ct. Green Sapphire Ring, 10K White Gold 4
0.57 Ct. Sapphire 10K White Gold ring
Item ID: 222940
$2,128
View Details
0.96 Ct. Blue Sapphire Ring, 10K White Gold 1
0.96 Ct. Blue Sapphire Ring, 10K White Gold 2
0.96 Ct. Blue Sapphire Ring, 10K White Gold 3
0.96 Ct. Blue Sapphire Ring, 10K White Gold 4
0.96 Ct. Sapphire 10K White Gold ring
Item ID: 223209
$1,635
View Details
0.77 Ct. Blue Sapphire Ring, 10K White Gold 1
0.77 Ct. Blue Sapphire Ring, 10K White Gold 2
0.77 Ct. Blue Sapphire Ring, 10K White Gold 3
0.77 Ct. Blue Sapphire Ring, 10K White Gold 4
0.77 Ct. Sapphire 10K White Gold ring
Item ID: 222952
$1,726
View Details
0.80 Ct. Green Sapphire Ring, 10K White Gold 1
0.80 Ct. Green Sapphire Ring, 10K White Gold 2
0.80 Ct. Green Sapphire Ring, 10K White Gold 3
0.80 Ct. Green Sapphire Ring, 10K White Gold 4
0.80 Ct. Sapphire 10K White Gold ring
Item ID: 223039
$2,465
View Details
1.23 Ct. Blue Sapphire Ring, 10K White Gold 1
1.23 Ct. Blue Sapphire Ring, 10K White Gold 2
1.23 Ct. Blue Sapphire Ring, 10K White Gold 3
1.23 Ct. Blue Sapphire Ring, 10K White Gold 4
1.23 Ct. Sapphire 10K White Gold ring
Item ID: 223029
$4,048
View Details
0.73 Ct. Pinkish Purple Sapphire Ring, 10K White Gold 1
0.73 Ct. Pinkish Purple Sapphire Ring, 10K White Gold 2
0.73 Ct. Pinkish Purple Sapphire Ring, 10K White Gold 3
0.73 Ct. Pinkish Purple Sapphire Ring, 10K White Gold 4
0.73 Ct. Sapphire 10K White Gold ring
Item ID: 222824
$1,648
View Details
1.92 Ct. Color Change Sapphire Ring, 10K White Gold 1
1.92 Ct. Color Change Sapphire Ring, 10K White Gold 2
1.92 Ct. Color Change Sapphire Ring, 10K White Gold 3
1.92 Ct. Color Change Sapphire Ring, 10K White Gold 4
1.92 Ct. Sapphire 10K White Gold ring
Item ID: 222658
$5,682
View Details
0.62 Ct. Greenish Blue Sapphire Ring, 10K White Gold 1
0.62 Ct. Greenish Blue Sapphire Ring, 10K White Gold 2
0.62 Ct. Greenish Blue Sapphire Ring, 10K White Gold 3
0.62 Ct. Greenish Blue Sapphire Ring, 10K White Gold 4
0.62 Ct. Sapphire 10K White Gold ring
Item ID: 222632
$3,473
View Details
1.09 Ct. Orangish Brown Sapphire Ring, 10K White Gold 1
1.09 Ct. Orangish Brown Sapphire Ring, 10K White Gold 2
1.09 Ct. Orangish Brown Sapphire Ring, 10K White Gold 3
1.09 Ct. Orangish Brown Sapphire Ring, 10K White Gold 4
1.09 Ct. Sapphire 10K White Gold ring
Item ID: 223850
$4,931
View Details
1.89 Ct. Yellow Sapphire Ring, 10K White Gold 1
1.89 Ct. Yellow Sapphire Ring, 10K White Gold 2
1.89 Ct. Yellow Sapphire Ring, 10K White Gold 3
1.89 Ct. Yellow Sapphire Ring, 10K White Gold 4
1.89 Ct. Sapphire 10K White Gold ring
Item ID: 223030
$3,234
View Details
2.87 Ct. White Sapphire Ring, 10K White Gold 1
2.87 Ct. White Sapphire Ring, 10K White Gold 2
2.87 Ct. White Sapphire Ring, 10K White Gold 3
2.87 Ct. White Sapphire Ring, 10K White Gold 4
2.87 Ct. Sapphire 10K White Gold ring
Item ID: 222854
$4,641
View Details
1.22 Ct. Green Sapphire Ring, 10K White Gold 1
1.22 Ct. Green Sapphire Ring, 10K White Gold 2
1.22 Ct. Green Sapphire Ring, 10K White Gold 3
1.22 Ct. Green Sapphire Ring, 10K White Gold 4
1.22 Ct. Sapphire 10K White Gold ring
Item ID: 222672
$3,258
View Details
3.00 Ct. Color Change Sapphire Ring, 10K White Gold 1
3.00 Ct. Color Change Sapphire Ring, 10K White Gold 2
3.00 Ct. Color Change Sapphire Ring, 10K White Gold 3
3.00 Ct. Color Change Sapphire Ring, 10K White Gold 4
3.00 Ct. Sapphire 10K White Gold ring
Item ID: 222903
$7,195
View Details
0.89 Ct. Yellow Sapphire Ring, 10K White Gold 1
0.89 Ct. Yellow Sapphire Ring, 10K White Gold 2
0.89 Ct. Yellow Sapphire Ring, 10K White Gold 3
0.89 Ct. Yellow Sapphire Ring, 10K White Gold 4
0.89 Ct. Sapphire 10K White Gold ring
Item ID: 222747
$2,109
View Details
1.08 Ct. Blue Sapphire Ring, 10K White Gold 1
1.08 Ct. Blue Sapphire Ring, 10K White Gold 2
1.08 Ct. Blue Sapphire Ring, 10K White Gold 3
1.08 Ct. Blue Sapphire Ring, 10K White Gold 4
1.08 Ct. Sapphire 10K White Gold ring
Item ID: 222713
$2,587
View Details
5.69 Ct. Greenish Brown Sapphire Ring, 10K White Gold 1
5.69 Ct. Greenish Brown Sapphire Ring, 10K White Gold 2
5.69 Ct. Greenish Brown Sapphire Ring, 10K White Gold 3
5.69 Ct. Greenish Brown Sapphire Ring, 10K White Gold 4
5.69 Ct. Sapphire 10K White Gold ring
Item ID: 222721
$16,594
View Details
4.50 Ct. Bluish Green Sapphire Ring, 10K White Gold 1
4.50 Ct. Bluish Green Sapphire Ring, 10K White Gold 2
4.50 Ct. Bluish Green Sapphire Ring, 10K White Gold 3
4.50 Ct. Bluish Green Sapphire Ring, 10K White Gold 4
4.50 Ct. Sapphire 10K White Gold ring
Item ID: 223044
$12,368
View Details
5.63 Ct. Blue Sapphire Ring, 10K White Gold 1
5.63 Ct. Blue Sapphire Ring, 10K White Gold 2
5.63 Ct. Blue Sapphire Ring, 10K White Gold 3
5.63 Ct. Blue Sapphire Ring, 10K White Gold 4
5.63 Ct. Sapphire 10K White Gold ring
Item ID: 223280
$29,640
View Details
1.33 Ct. Blue Sapphire Ring, 10K White Gold 1
1.33 Ct. Blue Sapphire Ring, 10K White Gold 2
1.33 Ct. Blue Sapphire Ring, 10K White Gold 3
1.33 Ct. Blue Sapphire Ring, 10K White Gold 4
1.33 Ct. Sapphire 10K White Gold ring
Item ID: 223112
$5,925
View Details
0.67 Ct. Blue Sapphire Ring, 10K White Gold 1
0.67 Ct. Blue Sapphire Ring, 10K White Gold 2
0.67 Ct. Blue Sapphire Ring, 10K White Gold 3
0.67 Ct. Blue Sapphire Ring, 10K White Gold 4
0.67 Ct. Sapphire 10K White Gold ring
Item ID: 223267
$2,145
View Details
1.07 Ct. Padparadscha Sapphire Ring, 10K White Gold 1
1.07 Ct. Padparadscha Sapphire Ring, 10K White Gold 2
1.07 Ct. Padparadscha Sapphire Ring, 10K White Gold 3
1.07 Ct. Padparadscha Sapphire Ring, 10K White Gold 4
1.07 Ct. Sapphire 10K White Gold ring
Item ID: 223958
$3,782
View Details
0.86 Ct. Blue Sapphire Ring, 10K White Gold 1
0.86 Ct. Blue Sapphire Ring, 10K White Gold 2
0.86 Ct. Blue Sapphire Ring, 10K White Gold 3
0.86 Ct. Blue Sapphire Ring, 10K White Gold 4
0.86 Ct. Sapphire 10K White Gold ring
Item ID: 223235
$2,060
View Details
0.51 Ct. White Sapphire Ring, 10K White Gold 1
0.51 Ct. White Sapphire Ring, 10K White Gold 2
0.51 Ct. White Sapphire Ring, 10K White Gold 3
0.51 Ct. White Sapphire Ring, 10K White Gold 4
0.51 Ct. Sapphire 10K White Gold ring
Item ID: 222699
$1,801
View Details
0.63 Ct. Green Sapphire Ring, 10K White Gold 1
0.63 Ct. Green Sapphire Ring, 10K White Gold 2
0.63 Ct. Green Sapphire Ring, 10K White Gold 3
0.63 Ct. Green Sapphire Ring, 10K White Gold 4
0.63 Ct. Sapphire 10K White Gold ring
Item ID: 222941
$2,116
View Details
0.70 Ct. Greenish Blue Sapphire Ring, 10K White Gold 1
0.70 Ct. Greenish Blue Sapphire Ring, 10K White Gold 2
0.70 Ct. Greenish Blue Sapphire Ring, 10K White Gold 3
0.70 Ct. Greenish Blue Sapphire Ring, 10K White Gold 4
0.70 Ct. Sapphire 10K White Gold ring
Item ID: 223002
$2,438
View Details
0.92 Ct. Greenish Blue Sapphire Ring, 10K White Gold 1
0.92 Ct. Greenish Blue Sapphire Ring, 10K White Gold 2
0.92 Ct. Greenish Blue Sapphire Ring, 10K White Gold 3
0.92 Ct. Greenish Blue Sapphire Ring, 10K White Gold 4
0.92 Ct. Sapphire 10K White Gold ring
Item ID: 222991
$2,160
View Details
0.90 Ct. Yellow Sapphire Ring, 10K White Gold 1
0.90 Ct. Yellow Sapphire Ring, 10K White Gold 2
0.90 Ct. Yellow Sapphire Ring, 10K White Gold 3
0.90 Ct. Yellow Sapphire Ring, 10K White Gold 4
0.90 Ct. Sapphire 10K White Gold ring
Item ID: 222876
$1,623
View Details
2.73 Ct. Pink Sapphire Ring, 10K White Gold 1
2.73 Ct. Pink Sapphire Ring, 10K White Gold 2
2.73 Ct. Pink Sapphire Ring, 10K White Gold 3
2.73 Ct. Pink Sapphire Ring, 10K White Gold 4
2.73 Ct. Sapphire 10K White Gold ring
Item ID: 222804
$13,409
View Details
3.30 Ct. Blue Sapphire Ring, 10K White Gold 1
3.30 Ct. Blue Sapphire Ring, 10K White Gold 2
3.30 Ct. Blue Sapphire Ring, 10K White Gold 3
3.30 Ct. Blue Sapphire Ring, 10K White Gold 4
3.30 Ct. Sapphire 10K White Gold ring
Item ID: 222916
$11,366
View Details
0.75 Ct. Yellow Sapphire Ring, 10K White Gold 1
0.75 Ct. Yellow Sapphire Ring, 10K White Gold 2
0.75 Ct. Yellow Sapphire Ring, 10K White Gold 3
0.75 Ct. Yellow Sapphire Ring, 10K White Gold 4
0.75 Ct. Sapphire 10K White Gold ring
Item ID: 222924
$1,296
View Details
0.84 Ct. Blue Sapphire Ring, 10K White Gold 1
0.84 Ct. Blue Sapphire Ring, 10K White Gold 2
0.84 Ct. Blue Sapphire Ring, 10K White Gold 3
0.84 Ct. Blue Sapphire Ring, 10K White Gold 4
0.84 Ct. Sapphire 10K White Gold ring
Item ID: 222859
$2,266
View Details
3.02 Ct. Blue Sapphire Ring, 10K White Gold 1
3.02 Ct. Blue Sapphire Ring, 10K White Gold 2
3.02 Ct. Blue Sapphire Ring, 10K White Gold 3
3.02 Ct. Blue Sapphire Ring, 10K White Gold 4
3.02 Ct. Sapphire 10K White Gold ring
Item ID: 222884
$9,418
View Details
0.88 Ct. Yellow Sapphire Ring, 10K White Gold 1
0.88 Ct. Yellow Sapphire Ring, 10K White Gold 2
0.88 Ct. Yellow Sapphire Ring, 10K White Gold 3
0.88 Ct. Yellow Sapphire Ring, 10K White Gold 4
0.88 Ct. Sapphire 10K White Gold ring
Item ID: 222923
$1,235
View Details
3.24 Ct. Greenish Blue Sapphire Ring, 10K White Gold 1
3.24 Ct. Greenish Blue Sapphire Ring, 10K White Gold 2
3.24 Ct. Greenish Blue Sapphire Ring, 10K White Gold 3
3.24 Ct. Greenish Blue Sapphire Ring, 10K White Gold 4
3.24 Ct. Sapphire 10K White Gold ring
Item ID: 222670
$11,200
View Details
0.66 Ct. Blue Sapphire Ring, 10K White Gold 1
0.66 Ct. Blue Sapphire Ring, 10K White Gold 2
0.66 Ct. Blue Sapphire Ring, 10K White Gold 3
0.66 Ct. Blue Sapphire Ring, 10K White Gold 4
0.66 Ct. Sapphire 10K White Gold ring
Item ID: 222730
$1,980
View Details
1.93 Ct. Greenish Yellow Sapphire Ring, 10K White Gold 1
1.93 Ct. Greenish Yellow Sapphire Ring, 10K White Gold 2
1.93 Ct. Greenish Yellow Sapphire Ring, 10K White Gold 3
1.93 Ct. Greenish Yellow Sapphire Ring, 10K White Gold 4
1.93 Ct. Sapphire 10K White Gold ring
Item ID: 222704
$4,283
View Details
1
...
441442443444445446447
...
734

Our Customers Love Us

See what people are saying on Google and Verified Reviews