Edwardian 6.50 Ct. No-Heat Australian Sapphire Platinum Diamond Halo Ring
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A 6.50 carat deep midnight blue (almost black) faceted oval, natural no-heat sapphire of Australian origin gleams from within a sparkling halo of 12 old mine-cut diamonds, together weighing 2.00 carats, in this dramatically beautiful Edwardian-era jewel. Hand-fabricated in platinum over 18K gold - circa 1900. 13/16 inch. Currently ring size 6.
Item Number 30-3-11448
Platinum over 18 Karat Gold
Current Ring Size:
Most rings can be resized up or down one size unless noted and sometimes more.
13/16 Inch
13/16 Inch
1/4 Inch
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Center Sapphire details
Cut/Shape: Oval Cut
Carat Weight: 6.50 carat Because mountings prohibit full and accurate observation of gem quality and weight, all data pertaining to mounted gems can be considered as approximate unless accompanied by an independent laboratory certificate (AGL, EGL, GIA). Unless otherwise stated, all colored stones and pearls are assumed to be subject to a relatively stable and possibly undetected color and/or clarity enhancement.
Measurements: 12.58 x 10.16 x 5.83 mm
Country of Origin: Australia
Enhancements: None

Stone Group Laboratories

Gem Report Number: 181113A-LA

View Stone Group Laboratories Report
Additional Details Additional Gemstone Details

Each piece of jewelry at Lang is carefully cataloged by our expert GIA Graduate Gemologists to document all gemstones, hallmarks, method of manufacture and materials. A point of sale report is provided upon purchase.

12 Old Mine Cut Diamonds
Carat Weight: 2.00 carat
Color: K-L-O
Clarity: VS-SI1
Total Diamond Carat Weight: 2.00
Ring Sizing

Ring Sizing

The first sizing is complimentary; most rings can be adjusted by one size unless otherwise noted.

About Edwardian Jewelry

About Edwardian Jewelry

Through a lacy fabric of platinum and diamonds, Edwardian jewelry lets in the light.

Jewelry Care

Jewelry Care

Keep your vintage and antique jewelry happy and healthy through its next lifetime.