Enamel Solid Gold Round Wheel Beads / Handmade Real Gold Tyre Gold Spacer / Black Enamel Rondelle Beads / Jewelry Making Essential FindingWidth for all sizes is same: 4.5mm & hole size is 2mm. You can get other hole size just let me know.Enamel colors available are: Red, Blue, Green, White, Turquoise, BlackAvailable Size:5.5mm :- Weight: 14k 0.50gm / 18k 0.55 grams8mm :- Weight: 14k 1.05gm - 18k 1.20 grams10mm :- Weight: 14k 1.40gm - 18k 1.65 grams12mm :- Weight: 14k 1.70gm - 18k 2.00 grams14mm :- Weight: 14k 2.10gm - 18k 2.40 grams16mm :- Weight: 14k 2.50gm - 18k 3.00 grams18mm :- Weight: 14k 3.00gm - 18k 3.50 grams20mm :- Weight: 14k 3.40gm - 18k 4.00 gramsMaterials: Solid Gold, EnamelPlease note that Gold orders are made to order in your choice of gold & Beads are drilled to your choice. So please look at handling time carefully before placing orders.To rush order please contact us in advance.