Carolyn Pollack Sterling Silver Blue Topaz Flower Button Earrings Genuine Blue Topaz and .925 Sterling Silver Earrings measure 3/4" long x 3/4" wide; Post and clutch design for pierced ear See Ruler View for accurate sizing. Silver may tarnish over time. Handcrafted in America with lifetime warranty on all jewelry Beautiful blue topaz gemstones are surrounded by a symmetrical swirl flower petal design.