1.54 Ct. Blue Sapphire from Ceylon (Sri Lanka)

This specimen is a transparent blue sapphire weighing 1.54 carat, cut into a classic emerald cut shape with precise dimensions of 7.97 by 5.29 by 3.40 millimeters, originating from Ceylon, Sri Lanka. The stone exhibits an intense color intensity, a clarity grade of very slightly included, evaluated at eye level, and an excellent polish. No enhancement has been performed, which means the color and clarity are natural and inherent to the material. The Natural Sapphire Company presents this sapphire as a rare example of a Ceylon stone with both collector grade provenance and practical proportions suited to fine jewelry. The combination of a step cut profile, natural intense hue, and high polish yield a gem that performs exceptionally in both daylight and artificial lighting, while remaining robust enough for everyday wear due to corundum hardness.

Technically, the emerald cut is a step cut that emphasizes broad, parallel pavilion and crown facets rather than brilliant type facet arrays, resulting in large, mirror like flashes of color and luster. The table facet for this stone has been calibrated to balance a generous face up presentation with controlled light return, while the step facets on the crown and pavilion create a layered optical effect that emphasizes the depth and saturation of the blue. Proportions play a critical role in step cut performance, and this sapphire has a depth of 3.40 millimeters which corresponds to approximately 51 percent depth relative to the average of the length and width, producing a strong color concentration without appearing overly deep. The excellent polish and precise facet junctions enhance windowing control and minimize surface diffraction, allowing the intense blue to read evenly across the table. The girdle thickness has been finished to practical tolerances for secure setting, and the culet is closed to preserve the integrity of the step pavilion lines, all of which are craftsmanship choices that prioritize both aesthetics and durability.

Clarity characteristics for an emerald cut are more forgiving when inclusions are minimal, since step facets can make internal features more apparent than in brilliant cuts that diffuse light. With a clarity grade of very slightly included evaluated at eye level, this sapphire contains minute internal features that do not materially detract from visual performance at a normal viewing distance, and in many cases contribute to the gemological fingerprint that verifies origin. The absence of thermal or chemical enhancement is significant, especially for buyers who value untreated Ceylon material, because it confirms that the intense color is entirely natural. Ceylon sapphires are renowned for their lively, saturated blues that often show slight violet or cornflower notes, and this sapphire demonstrates an intense, pure blue character with subtle pleochroic behavior that can present slightly different blue intensities when viewed from different angles. The combination of natural origin, untreated status, and very slightly included clarity makes this gem particularly attractive to connoisseurs who prioritize natural provenance and long term value.

In practical use the emerald cut 1.54 carat sapphire offers notable versatility, equally appropriate for casual daily settings and for elevated formal jewelry. For an engagement ring, a four or six prong solitaire setting will allow maximum light interaction and showcase the step facet planes, while a halo of small brilliant cut diamonds will add contrast and perceived size for formal wear. For everyday elegance a low bezel or half bezel setting will protect the girdle and corners while maintaining a modern profile suitable for active lifestyles. The rectangular profile and measured depth also lend themselves to three stone and east west compositions, plus cufflinks and pendant interpretations that emphasize the gem face up symmetry. Care and maintenance are straightforward, given corundum hardness of nine, using warm soapy water and a soft brush for routine cleaning, avoiding harsh acids or abrasive agents that could affect mounting materials. If you would like detailed photography, facet map documentation, or assistance choosing the ideal mounting that preserves the step cut geometry and natural color, The Natural Sapphire Company can provide tailored guidance and certification documentation to support your purchase decision.