
OCT 23 | 8:00 AM

All auctions / Jewellery & Gems / Yellow Sapphire - 2.04 ct - Gem research Swiss Lab (GRS) - No Heat


Royal Antwerp Gem – Natural Pastel Yellow Sapphire – 2.04 ct – Sri Lanka – No Heat – GRS Swiss Lab Certified ⸻ DESCRIPTION An elegant Natural Yellow Sapphire weighing 2.04 ct, displaying a delicate pastel yellow color. The gemstone features an octagonal shape with a step/step cut, giving it a clean and refined geometric appearance. The sapphire has been examined and certified by GRS GemResearch Swisslab, Switzerland. According to the GRS report, its geographic origin is Sri Lanka (Ceylon). Importantly, the report states “No indication of thermal treatment”, confirming that the sapphire shows no indications of heat treatment. GRS also performed a Color Stability Test – Type 1. With its unheated status, Sri Lankan origin, 2+ carat weight and GRS certification, this sapphire is an attractive choice for fine jewelry, a bespoke ring or a gemstone collection. ⸻ SPECIFICATIONS Gemstone: Natural Yellow Sapphire Weight: 2.04 ct Color: Pastel Yellow Shape: Octagonal Cut: Step/Step (5) Dimensions: 7.44 × 5.43 × 5.08 mm Origin: Sri Lanka (Ceylon) Treatment: No indication of thermal treatment Color Stability: Type 1 Laboratory: GRS GemResearch Swisslab, Switzerland Report No.: GRS2026-097529 Report Date: 17 September 2026 ⸻ SHIPPING The gemstone will be shipped securely, fully insured and with international tracking. Professional handling and careful packing are provided to ensure safe delivery. ⸻ PACKAGING The gemstone will be carefully packed in a protective gemstone box/bag together with its original GRS GemResearch Swisslab report. ⸻ DEALER NOTE PARAIBA – Fine Gemstones We specialize in carefully selected natural colored gemstones, with a focus on quality, transparency and professional gemological certification. Our gemstones are individually selected and, where appropriate, submitted to internationally recognized gemological laboratories for independent examination. ⸻ NOTES Photographs are taken to represent the gemstone as accurately as possible. Actual colors may vary slightly depending on lighting conditions, camera settings and screen calibration. Please refer to the GRS report for the independent gemological identification, treatment information, color stability testing and origin determination.
Estimate:£2,365.75
To the auctionView all items fromCatawikiorJewellery & Gems
Estimate:
£2,365.75
An opal and diamond ring set with opal and numerous diamonds, mounted
10/14/2026

£962.67
Est: £1,367.77
Diamond ring of 14k gold set with diamond, mounted in 14k gold and
10/14/2026

£792.79
Est: £1,139.81
A diamond bangle set with numerous diamonds weighing a total of app.
10/14/2026

£3,624.19
Est: £3,989.33
Bulgari: A diamond ring set with a heart-shaped diamond, mounted in
10/14/2026

£2,265.12
Est: £1,695.21

OCT 23 | 8:00 AM

OCT 27 | 4:00 PM

OCT 17 | 10:00 PM
Bring your auction to collectors worldwide!
Get listed now