code: F8A-232external diameter: mm. 13.0 diameter of the hole: mm. 4.5 width: mm. 7.0 weight: grams 2.0 - 2.5 core: 925 sterling silver, with stamped logo on both sides. feature of beads: embossed spiral made with small glass cane mixed with 24 carat gold dust, on pink glass background.