Art deco emerald cut sapphire diamond and baguette diamond geometric engagement ring. 0.80cts bright blue sapphire with an hexagonal brilliant cut diamond boarder and baguette diamonds leading to the shank 0.38cts G Vs1. Head size 10mm x 12.5mm. Currently finger size L (U.S 5.75) 4.2g. Platinum hallmarked. W.B maker's mark.