Jahan Diamond Imports

Jahan Diamonds on the Square: a top destination for diamonds and engagement rings in San Francisco

Jahan Diamonds on the Square opened its doors in the heart of San Francisco in 1985. Since day one, we have been the place to go for customers in San Francisco looking for quality diamonds, fine diamond jewelry, custom order engagement rings, gemstones, Rolex as well as other fines watches.

Jahan Diamonds on the Square is a family owned business that has been successful in San Francisco, providing the highest quality diamonds at true wholesale prices. We are experienced diamond buyers and manufacturers and buy directly from other diamond cutters. That is how we eliminate the middle man and provide our customer with the finest diamonds at 50% to 70% of retail prices.

We specialize in large diamonds and engagement rings, but are a well stocked jewelry store. Jahan Diamonds on the Square has one of the largest loose diamond inventories, including GIA, AGS, HRD, IGI and EGL certified diamonds. We have GIA graduate gemologists on staff, and have over 38 years of experience in the diamond buying industry. We encourage customers to know their end product well in order to make the right decision. This is why we spend the time with our customers to give them as much information as we can about diamonds, gemstones and jewelry and guide them through the decision making process.

Quality is something we never compromise, that is why we are serving our 3rd generation of loyal quality product we provide to our customers is and has always been, our best advertisement. We have customers from all over the world, some of whom we have never met. Jahan Diamonds on the Square is a trusted jeweler to many of those sophisticated customers, who let us choose the perfect diamond pieces for their special occasions. However, we are also known to create extraordinaire custom pieces for customers, who like to tailor and design their own pieces of jewelry.

Jahan Diamonds on the Square manufactures jewelry with the same standards. The diamond and gemstones quality have to be the finest before we create a piece of jewelry. We handpick every single diamond. Jahan Diamonds on the Square matches not only color and clarity, but uses simply superior cut diamonds. Quality lasts forever, and the beauty and sparkle of a well cut diamond will never go out of style. This is what Jahan Diamonds on the Square is known for, not only in San Francisco, but all over the world.

Jahan Diamonds on the Square supports green diamonds and makes sure that every diamond is bought from established diamond cutters in the industry to ensure that the stones come from a source free of conflict.

Our team is here to help you in any way we can. Please contact us with any questions about diamonds and jewelry today. Also, visit our site at to sell your diamond and other fine jewelry.