About Us

House of Gems is a leading manufacturer recognized for providing rough and polished investment grade Fancy Color Diamonds to customers across the globe with a specialty in Yellow Diamonds – ranging from Fancy Yellow to Fancy Vivid Yellow. Founded in 1986 by industry expert Rajesh Sheth, House of Gems is most known for its extraordinary craftsmanship and superior creativity. Our knowledge has been cultivated from decades of supplying Fancy Color Diamonds to the most reputable and established Fine Jewelry houses around the world. With a global presence in Hong Kong, Bangkok, New York, Israel and Singapore, our team of experienced veterans will ensure your needs are met. Read up on Our Legacy here .

Our Business

House of Gems 1986 has procured and polished rare and prestigious GIA Certified Fancy Color Diamonds which have received the GIA Monograph award, granted exclusively to only the most illustrious diamonds. Some of our most outstanding diamonds include: The Amaranthine (1.50ct Fancy Red Diamond), The Celeste (50ct+ Fancy Blue Diamond), and The Green Lily (4.39ct Fancy Intense Green Diamond). These one-of-a-kind investment grade diamonds are constantly in demand and continue to increase in value over time. Elusive and highly coveted pieces are our specialty.

Our Business

Our Moments

Our company is established in Singapore

Our Moments

House of Gems acquires a polishing factory

Our Moments

Hong Kong office is established

Our Moments

House of Gems Israel office is established

Our Moments

Awarded GIA Monograph for the Monarch Mirabella & Sold 4.90-carat Fancy Intense Green Diamond at Sotheby's Auction

Our Moments

Sold 8.80-carat Fancy Intense Pink Diamond at Christie's Auction

Our Moments

Awarded GIA Monograph for The Amaranthine Diamond (1.5-carat Fancy Red)

Our Moments

Awarded GIA Monograph for The Celeste Diamond (50-carat Fancy Blue)

Our Moments

Awarded GIA Monograph for The Green Lily (4-carat Fancy Intense Green)

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Sourcing

House of Gems maintains a leading position in manufacturing the world's most prestigious diamonds. We attend rough diamond auctions and collaborate with the most respected mining companies to curate an incomparable collection. All our stones are compliant with internationally recognized institutions to ensure we maintain the highest level of integrity and governance. We are Kimberly Process Compliant.
We are Responsible Jewellery Council Certified.
Our supply chain policy can be found here.
Our RJC compliance report can be found here.
Our policy statement can be found here.

Craftsmanship

Our factory's diamond polishing artisans are at the core of our company. They diligently oversee the planning, cutting and polishing stages all while maintaining our corporate standards. We leverage the latest technology (inclusion mapping, colorimeter, proprietary AI software) to ensure that each diamond's potential is maximized. Thereafter, under the expertise of our master craftsmen, each diamond is transformed to maximize value and brilliance.