A rare find: a 13.54ct natural, unheated sky-blue sapphire in platinum, flanked by six round brilliant diamonds and four baguette diamonds for subtle sparkle.
Sapphire Specs
Carat weight: 13.54ct
Shape: Oval brilliant cut
Dimensions: 14.91 × 11.12 × 9.12 mm
Color: Blue (GIA Hue B/3, Very Slightly Brownish/Grayish)
Clarity: SI2, Type 2
Treatment: Natural, unheated (GIA verified)
Condition note: Minor nicks from wear; surface cavities present
Diamond Accent Specs
Primary accents: 6 round brilliant diamonds, ~2.00 mm each
Secondary accents: 4 baguette-cut diamonds, ~4.00 × 2.00 mm each
Total diamond weight: ~0.70ct
Color: G–H (near colorless)
Clarity: SI1–SI2
Setting Specs
Metal: Platinum
Total weight: ~9.90g
Ring size: ~6.00–6.25 (approx.; sapphire culet contacts finger)
Condition: Pre-owned estate, good condition commensurate with age
Authenticity & Trust
GIA Sapphire Report #5211817172 included
Graded and verified by GIA Graduate Gemologist
Professional appraisal: $32,000
Ships with full documentation
The Deal
Retail appraisal: $32,000 → Our price: $17,820 (44% below appraisal value)
Natural, unheated sapphires of this size and quality command premium prices. This pre-owned piece offers certified provenance at a fraction of new retail.
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