Sterling Silver Light Blue Topaz and 0.003cttw Diamond Jewelry Set The shimmering thread that ties these three pieces together is the inspired use of a stunning light blue topaz in the earrings, pendant, and ring, when combined with 0.003cttw of diamonds, completes stunning accessory set. 0.003 cttw diamond pendant, 18" rope chain pendant height: 0.6", pendant width:0.33" Ring: size 7, ring length:0.38", width of ring:2mm length of earrings: 0.38", width of earrings: 0.25" length of ring: 0.38", width of ring: 2mm