Antique Platinum 0.90CT Diamond Engagement Ring

A beautiful Edwardian Platinum & Diamond solitaire engagement ring, comprising of a beautiful .90ct Old Brilliant Cut Diamond - Clarity= VS2 - Colour= G - illusion set in a Platinum raised, pierced open back gallery. Lovely raised tapered shoulders leading to a plain Platinum shank. Ring size= K 1/2, can be resized. Stamped PLAT. Circa 1910.