Touch of Time Antiques has dated this piece to the 1900s.

The central sapphire is a vivid blue round-cut gem of approx. 0.26 carats, surrounded by approximately 0.25 carats of well-matched, bright old-cut diamonds (G–H colour, VS2–SI1 clarity), mounted in platinum on an 18ct yellow gold shank.

Sapphire: approx. 3.4mm, 0.26ct
Diamonds: 10 old European cuts, approx. 0.25ct total
Clarity: VS2–SI1 | Colour: G–H
Ring size: UK M / US 6.25
Weight: 2.00 grams
Hallmarked “18ct”
Excellent antique condition. No replacements or restorations.
This ring represents the elegance and craftsmanship of the Edwardian period and is suitable for both collectors and contemporary fine jewellery wearers.
Touch of Time Antiques has dated this piece to the 1900s.
You can view the stock and full dealer information on the Touch of Time Antiques Profile Page