Your One-stop-shop for Jewelry Making Supplies
Jewelry Supplies
Best Price Jewelry Findings
Home > Professionals > Jewelry Making Toolbox


Paymnets methods

shipping methodsShipping information
shipping methodsReturn Policy

Precious Metal Calculators

Jewelry Making Toolbox

Silver and Gold Weight Calculator
Silver and Gold Weight Calculator
Precious Metal Weight Converter
Precious Metal Weight Converter
Cost Calculator

Jewelry Conversion Tables

To find the weight of an article in a metal karat different from that in which it is now made:

1.Find the present karat in the first vertical column.
2.Multiply the present weight by the factor in the same horizontal row under the new karat.

Example: 9K bracelet weights 10 gram, what will it weight in 18K?

Along the horizontal row marked 9K in the first column under the heading 18K we find

1.34x10=13.40 grams, weight in 18K.To convert from feet to meters, multiply the number of feet by 0.3048.

Weight Conversion

1 troy Ounce = 31.10gr.

1 troy Ounce = 20 penny weights (dwt)

1.5552gr = 1penny weight (dwt)

Back to top
21, Tuval Str., Diamond Stock Exchange District, Ramat-Gan,Israel , 52522Israel
Phone: USA Toll Free Number 1-877-734-3734, +972-3-5256047E-mail: