In 1997, at the young age of 22, Punit Srimal founded the Sindhar Institute of Gemology (SinGem), now India’s Largest Jewelry Education Network.
Sindhar Institute of Gemology, (SinGem) the first gem & jewelry institute of its kind in Eastern India, opens its doors to lead students into the world of Gem & Jewelry.
India’s first Jewelry Manufacturing program with a unique comprehensive curriculum is started by SinGem under the SinGem School of Jewelry Making Arts (SJMA).
First ever mobile classes are initiated with an intensive nine day workshop called “Gateway to Diamonds.” The complete, practical program on diamond grading and pricing is a resounding success with 45 people participating in it’s first ever edition held in India’

In 1997, at the young age of 22, Punit Srimal founded the Sindhar Institute of Gemology (SinGem), now India’s Largest Jewelry Education Network.
Sindhar Institute of Gemology, (SinGem) the first gem & jewelry institute of its kind in Eastern India, opens its doors to lead students into the world of Gem & Jewelry.
India’s first Jewelry Manufacturing program with a unique comprehensive curriculum is started by SinGem under the SinGem School of Jewelry Making Arts (SJMA).
First ever mobile classes are initiated with an intensive nine day workshop called “Gateway to Diamonds.” The complete, practical program on diamond grading and pricing is a resounding success with 45 people participating in it’s first ever edition held in India’s southern hub, Chennai.
Sri Punit Srimal’s “Diamond Theory”- a part of SinGem’s Diamonds curriculum since 1997, receives copyright from the Government of India. The elusive answer to the centuries old question regarding the ‘4th C-Cut’ is propounded via the SinGem ACG Technique for Diamonds. The theory also includes the revolutionary Diamond Pricing Technique invented by Mr. Srimal
SinGem’s Jewelry Service Station is opened in Domjur (West Bengal), the cradle of Jewelry artisans & craftsmen.
SimGem seeks to meet its social obligations by conducting Entrepreneurship Development Programs [EDP] and launching awareness seminars on behalf of Small Industries Service Institute (SISI), a Govt. of India enterprise promoting small scale industries.
The sacred “SinGem Jewelers Oath” is made mandatory for every member of the SinGem student community.
To showcase new talent amongst SinGem students and their innovative designs, ‘KRITI JEWELRY CONCEPT STUDIO’ is launched. SinGem students get a readymade platform to unveil their creativity and showcase their excellence.
SinGem annual Scholarships launched under The Seth Indarchand Srimal New Entrepreneur initiative so as to open the world of gem & jewelry for the underprivileged. The ‘Gem & Jewelry Professional (GJP) course, is made affordable with interest free low EMIs. The course is a consolidated curriculum diploma offered under this scholarship.
SinGem launches certification services under the aegis of SGL
SinGem makes its foray into South India gifting the garden city of Bangalore, its first Gem and Jewelry School.
Diamond cutting and polishing program begins for the first time at SinGem, with state of the art machinery and laboratory.
Eastern India’s first gem & jewelry park or Special-Economic Zone (SEZ) is setup at the Manikanchan Jewelry hub in SaltLake, West Bengal. The customs department officials at Manikanchan all receive training at SinGem.
SinGem initiates G&J to provide brand consultancy support to Gem & Jewelry enterprises.
SinGem is incorporated into Sindhar Gems & Jewelry (India) Pvt. Ltd.
SinGem establishes its manpower consultancy services. SinGem Jobs as India’s first jewelry manpower consultancy.
SinGem introduces CAD (Computer Aided Design) in its curriculum to provide students with the cutting edge technology.
The concept of national design contest comes to fruition with SinGem’s Envisage All India Jewelry Design contest.
For the first time ever, 100 students graduate from the same platform at SinGem Kolkata’s annual convocation ceremony.
SinGem initiates jewelry industry awards for honoring achievements & recognizing talent in the Gem & Jewelry industry vial the SinGem Jewelry Excellence Awards, now an annual event.
The SinGem revolution reaches India’s margins with the launch of SinGem Guwahati North East India’s first jewelry education centre.
SinGem travels far south with SinGem Chennai. SinGem power franchisee is an innovative, modern, seeking to further broad base jewelry education initiative.
SinGem research initiates ‘Buyer is King’, a unique consumer connect initiative.
SinGem, the world’s largest jewelry education network announces the Ideal Institute Barometer, a quality excellence challenge to all jewelry schools, across countries and continents, to adhere to. It speaks the high performance standards set by SinGem in its pivotal note as industry leader. It seeks to help new entrants select the ‘wheat from the chafe’.
SinGem First, the SinGem Alumni Association launched from Kolkata.
SinGem Yatra organizes its 1st study tour to IIJS 2007. Aims to help participants with exposure to international trends and meeting suppliers.
SinGem First announces its premiere league ‘Think Big’, a support service for budding entrepreneurs. It enables them to sell and promote their product with planning and execution support from SinGem.
SinGem First, in collaboration with Kriti Jewelry concept studio announces a revolutionary endeavor under the aegis of SinGem Kriti. Five avenues, namely, Exhibitions, Mall counters, On net, Studios and Trade/ Consumer Fair Pavilions, open under this scheme to Think Big as well as general category members of SinGem First.
SGL Launches Labs in Mumbai, Bangalore, & Chennai making it India’s only Gem Laboratory with pan-India presence.
SinGem Jobs launches the first and only specialized manpower solutions portal for the Jewelry Industry. www.jewelryjobsonline.com
SinGem Revolution now adorns the crown of the country, with the opening of SinGem Jammu.
SinGem initiates first ever national TV ad campaign by any jewelry institute worldwide.
SinGem initiates India’s first ever jewelry business management PG Diploma.