Blue Diamond Silver Ring, Pure Michigan has the Upper and Lower Peninsulas- carved out of a wider melted band. Three tiny round blue diamonds, perfectly faceted and brilliantly scintillating, are set in the shore near Lake Michigan. This mitten measures 17mm wide at the top and tapers to 10.5mm at the bottom. Blue diamonds weigh 0.01ct each for a total of 0.03ct. 12.1 grams of solid sterling silver. Designed and sculpted by native (and occasional) Michigander Sarah J Christenson.