Page 1959 – The Plumb Club

IGS MM to Carat Estimate Reference

IGS MM to Carat Estimate Reference – Diamonds cut to Ideal Proportions

Gold Purity Chart

Guide for determining karats used in gold jewelry number to pure gold from 6K to 24K

Metal to Metal Conversion

The metal conversion chart below will help you determine the amount of metal needed to create a piece of jewelry in a different metal.

International Ring Size Guide (includes US, Canada, UK, Australia, South Africa, France, Germany, Russia, Ukraine, Asia, India, China, Japan, South America, Turkey, Israel, Italy, Spain, Netherlands, Switzerland).

Chemical Properties of Precious Metals

Weight Conversions

Formulas to convert most commonly used weight measures from one to another (Troy Ounces, Pennyweights, Grams, Carats).

Sustainability is Good Business

Companies that embrace diversity, inclusivity and equity in their organizations actually outpace their competitors by respecting the unique needs, perspectives and potential of all their team members. The benefits are seen in higher revenue growth, greater readiness to innovate, increased ability to recruit diverse talent, and higher employee retention. Signet has embraced this philosophy, and […]

Do You Know The History of Platinum?

The World’s most precious metal has a unique history, a defining journey to become the prized possession we know today. Test your knowledge and share these fun facts with your customers to educate and excite them about unparalleled platinum. Platinum is a naturally white metal that will not tarnish and develops a rich […]

Diverse, Inclusive, Accessibility

Diversity and inclusion have been amplified by the voices of the younger generations on social media. Millennials and Gen Zers form the most ethnically and racially diverse adult group in U.S. history, with Gen Z making up 27% of the American population, of which 47% is ethnically diverse. By 2026, the majority of this generation […]

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