0.52 Ct. Bluish Green Sapphire from Madagascar

There is a quiet poetry to a sapphire that blends blue and green, a whisper of ocean and forest captured in a single stone. This 0.52 carat round bluish green sapphire brings that poetry into a wearable form, cut into a classic round mixed brilliant shape that honors centuries of lapidary tradition. Sourced from Madagascar, a modern cradle of some of the finest gem corundum, this gem measures 4.33 x 4.37 x 3.47 mm, and its transparent body allows light to travel through each facet with refined clarity. The mixed brilliant cut modernizes an ancient silhouette, balancing a scintillating crown with a pavilion designed to enhance depth and fire, and the overall effect is one of calm intensity and timeless elegance. The Natural Sapphire Company presents this stone as a bridge between old world reverence for natural beauty, and contemporary standards of cut and finish, inviting a new generation to carry forward the legacy of sapphires as symbols of fidelity, protection, and refined taste.

Close inspection reveals a clarity grade of very slightly included, evaluated at eye level, which preserves the sapphires natural character while allowing the surface to remain visually clean and engaging. The medium intense color intensity gives the gem a steady presence, neither shouting nor retreating, and the bluish green hue will shift subtly as the light changes, offering moments of sea green and moments of deep teal. An excellent polish ensures that each facet responds to light with crisp flashes and soft glows, showcasing the skill of the cutter and the quality of the rough from which the gem was shaped. Heat treatment has been applied, a long established practice that gently refines and stabilizes color without altering the essential nature of the corundum. The result is a stone that reads as natural, refined, and ready for setting into a ring, pendant, or heirloom piece that will be passed down for generations.

Beyond its beauty, durability is an essential consideration for any gemstone destined for daily wear, and sapphires are renowned for their resilience. On the Mohs scale of mineral hardness, sapphire is a nine, second only to diamond which is ten, and significantly harder than many common gems. To place the comparison in context, topaz measures eight, quartz measures seven, and typical emeralds often fall around seven to eight but can be more vulnerable because of internal inclusions and natural fissures. This high hardness means that a sapphire will resist scratches and retain a polished surface under normal wear, making it ideal for engagement rings and other pieces that are worn frequently. Heat treatment does not reduce the inherent hardness of corundum, it improves color stability and appearance, and the excellent polish on this stone will help maintain its lively presence for years to come. With routine care that avoids harsh blows and exposure to extreme chemicals, this Madagascar sapphire will wear well and keep its refined sheen.

To hold a sapphire like this is to feel a link to human history, a connection that stretches back to antiquity when these stones were prized by poets, rulers, and travelers for their perceived powers and enduring beauty. The classic round mixed brilliant cut honors that lineage while embracing modern aesthetics, and The Natural Sapphire Company is proud to offer this gem as a piece of that continuing tradition. Whether set as the center of a minimalist solitare, paired with delicate side stones in a vintage inspired gallery, or mounted as an accent in an artisan pendant, this sapphire has the strength and personality to become an heirloom. Its medium intense bluish green will complement a wide range of metals and design styles, and its very slightly included clarity gives it a natural story to tell. We invite you to consider this stone for a piece that will be worn, loved, and eventually handed down, a small but enduring legacy of nature, skilled craftsmanship, and thoughtful design.