Unique Royal Jewelry Sterling Silver & 14k Solid Gold Three Ball Screw Bracelet Made in the USA. Highest quality available. 100% Nickel Free. Solid 925 Sterling Silver Bracelet. Durable Triple 14k gold ball design covers the sterling silver screw ball lock mechanism Shaped for comfort and convenience. Sizing: This bracelets circumference is 1 inch above the size. For example size 7 means a 8 circumference. If in doubt, it would be recommended to order the larger size (size up). Available in single and double ball too.