Build it in real time — pick a shape and a metal, and watch your ring come to life. The same certified diamond we grow and cut by hand in Jaipur, at the maker's price.
Worn every day — made to last a lifetime
Round
Oval
Princes
Marquise
Radiant
Emerald
Pear
Heart
Cushion
Asscher
Every piece is in stock as a setting or ready to customise. Choose your stone, choose your metal, then let our Jaipur bench do the rest.
Lab Grown Diamonds by BK is a working diamond atelier in Jaipur, India — the same city, the same family, the same craft for three generations. We grow, cut and set our stones in-house, then ship finished pieces direct to couples across the USA, Europe and worldwide.
"“They walked me through every grade over video before I paid a cent. It never felt like buying from far away.”"
"“The stone arrived exactly as certified, and for what my local jeweller quoted I could have bought it twice over.”"
How to choose the right lab-grown diamond for your budget and style.
Read →Cut, colour, clarity and carat — and what actually changes how a diamond looks.
Read →What IGI & GIA grading means and how to verify your certificate.
Read →Keep your ring brilliant — simple cleaning and storage tips.
Read →
Sixty years and three generations of setting stones for other people's brand names. Now we sell the same rings directly — at the price the workshop charges.
