Simulated or Natural London Blue Topaz Ring Description Edward Design#70 [Made To Order/Custom] Here we have an Edwardian reproduction ring in sterling silver filigree with a stunning Simulated/Man-made or 7ct Natural London blue topaz VS to VVS color/clarity gemstone solitaire (see last photo in listing). This full cut oval gem is 14mm in length and 10mm in width. This ring also sits 7mm off the finger. The inside of the band is marked 925 for solid sterling. Notice the beautiful leaf design of Blue Topaz Ring Men, Stock Design, London Blue Topaz Ring, Sterling Silver Filigree, London Blue Topaz, Silver Filigree, Topaz Gemstone, Blue Topaz Ring, Topaz Ring