Join The Plumb Club at the 2026 JIS October Show @ Miami Beach
Click Here for More InfoAs Seen in Forbes: The Plumb Club Helps Retailers & Consumers Upgrade Their Jewelry IQs
Click Here to ReadWelcome to The Plumb Club’s Podcast Series
Click to ListenThe Plumb Club is an Alliance of Supply-side Jewelry Industry Companies
Click to Learn MoreIndustry News
Sarine Opens New Lab in Mumbai
Sarine has inaugurated its new laboratory in Mumbai, expanding its presence in India. The opening of GCAL by Sarine’s new jewelry certification and... Read More
School in Session: 100-Year-Old Jew...
These three jewelry stores have been in business for 100+ years and in-house education is part of their survival strategy. They schooled us on why. Read More
GCAL by Sarine Opens Jewelry Certif...
The new facility complements existing GCAL by Sarine labs in Surat and New York, extending grading services to India’s jewelry manufacturing ... Read More
Star Diamond Names New CEO
Star Diamond Corp. has named Jean Raymond Boulle II as its new CEO, to succeed Lester Kemp. Boulle brings several years of experience in senior rol... Read More
Innovate
InnovateLearn More About Why We Are The Leading Jewelry Association
Educate
EducateLearn More About Today's Industry and Market Trends
Connect
ConnectLearn More About The Plumb Club Members
Featured Articles
New from Platinum Guild International
Platinum Guild International is dedicated to promoting platinum and its pure, rare and eternal qualities to the consumer and the…
Read More
Color and Character: The New Jewelry Wardrobe 2026-27
September is the start of the year for the fashion world!! And for jewelry retailers, the fashion seasons ahead point…
Read More
New from Tracr
Overview: Tracr™ is the world’s leading digital platform for tracing natural diamonds from source at scale, bringing you the ability…
Read More