8 Services from jewelry-calc.x402tookit.com

Calculates the number of beads needed for a strand of a given finished length, given bead diameter and optional spacing, and returns total weight if bead weight is provided.

Calculates the finished bracelet or anklet length from wrist/ankle circumference and desired fit, accounting for ease allowance and clasp length.

Estimates a diamond's carat weight from its millimetre dimensions and shape, or calculates the typical diameter of a round stone for a given carat weight.

Calculates the intrinsic melt value of gold, silver, or platinum jewelry from weight, purity (karat or fineness), and a user-supplied spot price per troy ounce.

Calculates the casting weight of metal jewelry pieces (in grams, pennyweight, and troy ounces) from a wax model weight or volume, for 15+ metals including gold alloys, silver, platinum, and more.

Returns the length range, body placement, and style name for a necklace given a style name, neck circumference, or chain length in inches.

Converts a ring size among US, EU (ISO circumference), UK letter, inside diameter, and circumference in both mm and inches.

Converts a gold karat to fineness and purity percentage, calculates how much alloy to add to fine gold to reach a target karat, or finds the resulting karat when mixing two pieces of gold.