Events & AwardsDec 28, 2023
Shree Ramkrishna Exports Wins ‘Green’ AwardsEvents & AwardsFeb 15, 2024
IDCA Hands Out Awards in Tucson
The association also celebrated its 40th anniversary.
During AGTA GemFair Tucson, the Indian Diamond and Colorstone Association presented four awards to honorees, pictured left to right, Sam Rahmanan, Bobby Jain, Vinay Kothari, Sara Rahmanan, Ron Rahmanan, and Michael Bruder.
Tucson, Ariz.—The Indian Diamond and Colorstone Association (IDCA) hosted its annual Tucson awards ceremony and celebrated its 40th anniversary on Feb. 1 during AGTA GemFair Tucson.
IDCA founding member Haridas Kotahwala, who recently was elected president of the organization again, expressed gratitude to attendees in an address highlighting the significance of the show.
He also recognized the following honorees for their contributions to the association.
Vinay Kothari of Precious Trade Inc. won the “Business Leadership Award – Colorstone;” Bobby Jain of Fana won the award for “Designer of the Year – Fine Jewelry;” Sara Gem Corp. won the “Outstanding Achievement Award – Gemstones;” and Gübelin Gem Lab New York took home the “Excellence in Gemology” award.
Kothari expressing gratitude for the recognition and said it was a privilege to be acknowledged by IDCA.
He also extended appreciation to his family, noting their support throughout his 50 years in the business. He mentioned the business’ survival and growth, attributing it to their commitment to delivering the best products and services.
Jain applauded IDCA’s collaborations in the gemstone community and extended congratulations to the organization for its efforts. He acknowledged the contributions of all senior members in the community and said he was proud to embrace both his Indian and American heritage.
Jain emphasized the importance of collaboration over competition and expressed his excitement for the next generation’s potential.
Related stories will be right here …
IDCA founding member Haridas Kotahwala, who recently was elected president of the organization again, expressed gratitude to attendees in an address highlighting the significance of the show.
He also recognized the following honorees for their contributions to the association.
Vinay Kothari of Precious Trade Inc. won the “Business Leadership Award – Colorstone;” Bobby Jain of Fana won the award for “Designer of the Year – Fine Jewelry;” Sara Gem Corp. won the “Outstanding Achievement Award – Gemstones;” and Gübelin Gem Lab New York took home the “Excellence in Gemology” award.
Kothari expressing gratitude for the recognition and said it was a privilege to be acknowledged by IDCA.
He also extended appreciation to his family, noting their support throughout his 50 years in the business. He mentioned the business’ survival and growth, attributing it to their commitment to delivering the best products and services.
Jain applauded IDCA’s collaborations in the gemstone community and extended congratulations to the organization for its efforts. He acknowledged the contributions of all senior members in the community and said he was proud to embrace both his Indian and American heritage.
Jain emphasized the importance of collaboration over competition and expressed his excitement for the next generation’s potential.
Sara Rahmanan from Sara Gem Corp., along with her sons Ron and Sam Rahmanan, thanked IDCA for organizing the event.
They also thanked Kothari for his support while growing their business, Kotahwala and IDCA for “fostering a familial atmosphere,” and other IDCA members for their influence.
On behalf of Gübelin Gem Lab, Bruder, the head of the lab in New York, expressed gratitude to all for recognizing the lab, which is celebrating its 101st anniversary.
Bruder thanked customers for encouraging the lab’s expansion into multiple areas and said the company looks forward to continued growth and collaboration worldwide.
Finally, he said the award serves as a testament to their hard work, mission, and professionalism.
The evening ended with a note of thanks by IDCA Secretary Manoj Bhandari.
Founded in 1984, the IDCA is a New York-based not-for-profit comprised of diamantaires, colored stone dealers and jewelry manufacturers from India whose businesses are based in the United States.
The organization’s goal is to give its members a voice and provide a platform to connect, network and share and to promote ethical business practices.
Editors' Picks
Sponsored by
More on Events & Awards
The Latest
CollectionsAug 28, 2026
Dolly Parton Would Have Loved This Butterfly Necklace This Buddha Mama butterfly is our Piece of the Week honoring the legend, who embraced the beautiful insect as her symbol.
SourcingAug 28, 2026
Gareth Penny to Give Opening Speech at CIBJO Centenary CongressThe former De Beers CEO, and perhaps its next owner, will be a featured speaker at the event, slated for Sept. 4-7 in Italy.
IndependentsAug 28, 2026
Day’s Jewelers Honored With 3 Workplace AwardsThe employee-owned jeweler was named a “Best Place to Work” in Maine, New Hampshire, and for women.
Brought to you by
Your Piece Could Be the One Editors Talk AboutSubmit your pieces for a chance to win in this year's competition.
CollectionsAug 27, 2026
Pandora Expands ‘Talisman’ Collection as Lawsuit Continues The second iteration of the jewelry collection was inspired by the zodiac and the four elements: earth, water, air and fire.
Weekly QuizAug 27, 2026
This Week’s QuizTest your jewelry news knowledge by answering these questions.
SourcingAug 27, 2026
OFAC Renews License Allowing Import of ‘Grandfathered’ Russian Diamonds General License 104B supersedes General License 104A, which was set to expire on Sept. 1.
CrimeAug 27, 2026
Customs Seizes Nearly 900 Pieces of Counterfeit JewelryThe package, intercepted in Indianapolis, contained fake Cartier, Tiffany & Co., and Van Cleef and Arpels jewelry.
Brought to you by
Why More Jewelry Retailers Are Hosting Turnkey Estate Buying EventsRetailers are seeking new ways to attract customers, increase traffic, and create revenue – Estate buying events are a popular solution.
IndependentsAug 27, 2026
Jessica McCormack to Open First West Coast StoreThe new location in Costa Mesa, California, marks the brand’s second store in the United States and fourth standalone location worldwide.
FinancialsAug 27, 2026
Movado’s Q2 Sales Up As Younger Consumers Take Interest in WatchesThe fashion watch category was once threatened by the Apple Watch, but consumers are now opting for new wearables, said Movado’s CEO.
SurveysAug 26, 2026
5 Jewelry Insights From The RealReal’s Resale ReportThe report delves into trending styles, the most popular jewelry brands by city, and why Belle Époque jewelry could be the next big thing.
Lab-GrownAug 26, 2026
AGTA Now Requiring Members to Call Lab-Grown Gems ‘Synthetic’The association added the requirement to its revised "Code of Ethics" and released the 17th edition of its “Gemstone Information Manual.”
SurveysAug 26, 2026
Consumer Confidence Dips in August Amid Anticipatory Anxieties Respondents were concerned about the future of the labor market and their income as well as the rising prices of gas and groceries.
TrendsAug 26, 2026
Boucheron’s New Campaign Celebrates Its ‘Question Mark’ NecklacesThe campaign highlights the asymmetrical high jewelry necklace style that the jeweler first created in 1879.
CrimeAug 25, 2026
Florida Woman Scammed Out of $1.5M in Jewelry, Precious MetalsTwo suspects have been arrested in connection with the complex phone scam.
ColumnistsAug 25, 2026
Proof Before Purchase: The Gen Z Way to BuyIn her first column for National Jeweler, Jennifer Shaheen asks jewelers if they know how to connect with the next generation of consumers.
TrendsAug 25, 2026
Brent Neale Celebrates Blackberry Farm’s Anniversary With JewelryThe jeweler partnered with the Tennessee resort to honor its 50th anniversary with limited-edition blackberry pendants and earrings.
EditorsAug 24, 2026
Q&A: Reeds Jewelers VP Genna Zimmer on 80 Years in BusinessThe third-generation jeweler shared how the North Carolina retailer is celebrating this milestone and the love story that started it all.
Events & AwardsAug 24, 2026
Rio Grande, MetalWerx Host Argentium Silver WorkshopThe class, led by renowned metalsmith Cynthia Eid, highlighted Argentium silver as an alternative to gold amid high prices.
Events & AwardsAug 24, 2026
JIS Miami Opens Fall 2026 RegistrationThe show is slated for Oct. 16-19 at the Miami Beach Convention Center.
CollectionsAug 24, 2026
Francesca Villa Honors Napoleon, His Empresses In New CapsuleThe “Empresses” capsule uses 19th-century medals depicting Napoleon, Joséphine, and Marie-Louise across five one-of-a-kind pieces.
SurveysAug 21, 2026
These Are 2026’s Hottest Retailers, Says NRFThe retailers at the top of the list offer affordable products and fun, discovery-fueled experiences.
WatchesAug 21, 2026
Bremont Names Former Vacheron Constantin Exec CMODaniel Bing was formerly the marketing director for the Americas at Vacheron Constantin.
CollectionsAug 21, 2026
Bijules, Kamyen Serve Up ‘Topspin’ Tennis Bracelet Ahead of US OpenIn our Piece of the Week, the designers reimagine the tennis bracelet with green enamel wrapped around a strand of “Desert Diamonds.”
PodcastsAug 20, 2026
Episode 8: Diamond Industry Update With David Bonaparte & Ronnie VanderLindenThe industry veterans join the podcast to discuss diamond marketing, the FTC Jewelry Guides, and lobbying for lower tariffs.
TechnologyAug 20, 2026
A New AI-Powered Gemstone Identification App Is HereFounder Vik Westermann said the app is a “starting point” to inspire people to work with appraisers and gem labs, not replace them.
AuctionsAug 20, 2026
Storied Unicorn Brooch Up for Auction Gallops to New Home The Verdura brooch, which belonged to the late Virginia Fortune Ryan Ogilvy, was sold to a private collector in Asia.
