1.05 Ct. Spinel from Ceylon (Sri Lanka)

This 1.05 carat cushion shape blue spinel is a refined example of premium natural material, and its carat weight is central to its appeal. At slightly above one carat, this stone occupies an important weight threshold for collectors and designers, combining presence on the finger with versatility in settings, from solitaire rings to halo designs. The proportions are well balanced, measuring 5.91 x 5.09 x 3.94 mm, which results in an elegant face up presentation and secure bezel or prong setting options. The mixed brilliant cut enhances brilliance and contrast, so the stone reads larger in appearance relative to its weight, an important consideration for buyers who value perceived size along with actual carat. The transparency and medium color intensity of the blue hue create a strong visual impact without appearing overly dark, allowing the stone to perform under both natural and artificial lighting. For those who prioritize a combination of wearability and investment quality, a 1.05 carat spinel is a sweet spot, strong enough to be noticed, light enough to be comfortable, and rare enough to hold enduring value.

From a gemological perspective this spinel demonstrates attributes that are meaningful to an informed purchaser, beginning with its clarity, listed as very very slightly included when evaluated at eye level. This means inclusions are minimal and typically not visible to the unaided eye in standard viewing situations, which preserves the gem one of its most prized qualities, visual purity. The cut is a mixed brilliant configuration, which is engineered to balance light return with scintillation, producing both sparkle and depth. The polish is excellent, indicating the cutter paid careful attention to facet finishing and surface condition, which maximizes luster and reduces light leakage. Importantly this gem has no enhancement, it is natural and untreated, a key factor for collectors who prefer stones in their original state and for accurate long term valuation. The origin is Ceylon, Sri Lanka, a historical source renowned for producing high quality spinel with appealing hues and stable crystal characteristics, and provenance from Ceylon often contributes positively to a stone's perceived and market value.

Why this particular 1.05 carat cushion blue spinel matters to the educated buyer is a combination of scale, quality, and provenance. Spinel is a durable gemstone, second only to corundum in traditional jewelry hardness families, making it a practical choice for daily wear when set properly. The one carat plus weight gives this stone the commercial and emotional significance of a milestone carat while preserving superior color and clarity, a balance that is increasingly difficult to find in larger sizes. The medium color intensity provides saturation that reads as distinctly blue without veering into too dark a tone, which means the stone photographs well and maintains brightness in various lighting conditions. From an investment perspective, unenhanced spinels from reputable sources such as Ceylon have seen strengthened demand in recent years, as collectors seek natural colored gems with documented origins. The mixed brilliant cushion shape also lends itself to modern and classic jewelry design, offering flexibility for bespoke commissions or ready to set applications.

The Natural Gemstone Company stands behind the technical description and photographic representation of this stone, providing clear measurements, grading observations, and origin information to assist buyers in making confident decisions. We encourage customers who require further verification to request additional images, light box views, or independent gemological reports, as appropriate to the intended purchase. Proper care for this spinel is straightforward, regular gentle cleaning with mild detergent and warm water, avoiding harsh chemicals and high heat, and selecting settings that protect the girdle and pavilion during daily wear. For connoisseurs seeking a rare, untreated, and well cut cushion blue spinel at a meaningful weight, this 1.05 carat example from Ceylon offers a compelling blend of beauty, durability, and provenance, and represents the kind of responsibly sourced gem that The Natural Gemstone Company specializes in sourcing and presenting.