3.21 Ct. Aquamarine from Tanzania

At The Natural Gemstone Company we are pleased to present a truly captivating blue aquamarine, a transparent 3.21 carat cushion shape gem with measurements of 9.73 x 9.62 x 5.77 mm, precision cut in a mixed brilliant style to balance scintillation with a broad window of serene color. The gem displays a medium light blue color intensity that reads as fresh and elegant rather than overly saturated, a tone that flatters a wide range of skin tones and settings. Clarity has been carefully evaluated at eye level and graded as very slightly included, which means that the stone offers excellent visual purity under normal viewing while maintaining natural character that collectors value. The polish is excellent, elevating the surface luster so each facet catches light crisply, and the standard enhancement of heat treatment was applied to bring forward a clean and consistent blue that performs beautifully under daylight and artificial light alike. Sourced from Tanzania, this aquamarine combines ethical sourcing with geological interest, and the cushion shape with mixed brilliant facets creates a modern yet timeless silhouette suited to rings, pendants, and bespoke designs.

When you compare this aquamarine to other blue gemstones on the market, its balance of natural origin, size, and finish stands out. Compared with blue topaz, which is often treated to a higher degree and commonly available in mass market sizes, this natural aquamarine offers rarity and subtlety of color that feels more refined and collectible. Against light to medium blue sapphires, which can command higher premiums for intense color, this aquamarine presents a softer, more wearable blue with a larger face up appearance for the carat weight, making it an excellent value for a statement piece. Versus synthetic or low grade material, this stone shows the transparent character and natural inclusions that discerning buyers prize, and the mixed brilliant cut maximizes sparkle while preserving a broad color window, a combination many cutters and gem lovers prefer. Heat treatment is a widely accepted and stable enhancement for aquamarine, done to improve clarity of tone rather than to disguise defects, so buyers receive a reliable color that will remain pleasing over time. The excellent polish and proportional pavilion depth yield lively light return that rivals many gemstones at higher price points, demonstrating that careful cutting and thoughtful sourcing can deliver remarkable visual impact without unnecessary premium.

As a gift this aquamarine makes a striking and memorable choice for someone special, whether for an engagement, an anniversary, a milestone birthday, or a meaningful celebration like a March birthday. Its cool blue evokes calm and clarity, qualities that translate beautifully into symbolism for a loved one, and the cushion silhouette reads as both contemporary and classic, promising versatility across styles and metals. Set as the centerpiece of a solitaire ring the gem will draw the eye with generous table presence, set as a halo pendant it will catch light with a refined sparkle, and paired with delicate side stones it will elevate any design without overwhelming it. At The Natural Gemstone Company we understand that gifts are expressions of feeling as much as they are objects, and this aquamarine is designed to become an heirloom that carries narrative, provenance, and enduring beauty. For clients who seek a gem that blends natural origin with superb cutting, notable size, and graceful color, this Tanzanian cushion aquamarine stands apart from mass produced options, offering a combination of quality and value that will delight the recipient immediately and remain treasured for years to come.