6.50 Ct. Emerald from Colombia

This 6.50 carat Colombian emerald from The Natural Emerald Company presents as a transparent, emerald cut stone with dimensions 12.25 by 10.46 by 6.69 millimeters. The gem exhibits an elongated, near-square length to width ratio of approximately 1.17 and a calculated depth of 58.9 percent, proportions that favor a broad table and a shallow to medium pavilion profile. The classic emerald cut faceting, consisting of parallel step facets on the crown and pavilion with truncated corners, produces broad, even color planes rather than pinpoint scintillation. The stone carries a clarity grade of very slightly included when evaluated at eye level, indicating small, well-dispersed internal features that do not materially interrupt the eye-clean face up appearance. The polish is excellent, yielding crisp facet junctions and strong facet contrast. Enhancement is standard, consistent with routine clarity stabilization for emeralds, and the Colombian origin is apparent in the vivid color intensity, a saturated bluish-green that is highly desirable.

Under varied lighting conditions this emerald demonstrates predictable, technically explainable behavior. In natural daylight and north-facing diffuse light the broad table and step facets deliver a deep, even face-up color with strong color saturation and a velvety depth produced by the medium depth percent and well-aligned pavilion facets. Direct sunlight accentuates contrast between the step facets, creating larger, mirror-like flash planes and revealing subtle pleochroism between greener and slightly bluer tones along different crystallographic axes. Under warm incandescent or warm LED illumination the stone shifts subtly toward greener warmth, with color intensity remaining vivid but the perceived contrast softening due to the longer wavelengths. Cool white LED lighting emphasizes the bluish component of the color and increases perceived clarity as facet reflections become crisper. Because the emerald cut favors color and broad flashes, settings that maximize table exposure such as low bezel or four-prong profiles will present the saturation most effectively, while protective mounting is recommended to preserve the excellent polish and standard enhancement. For the discerning buyer who values precise cut geometry, measured proportions, and predictable light behavior, this Colombian emerald from The Natural Emerald Company combines technical refinement with classic, vivid emerald character.