About Us

Flawless Company is a diamond wholesaler and manufacturer dealing in round and fancy shape diamonds.

Flawless Company was founded in 1985 in Thailand by Sunil Kothari (President) and Poonam Kothari (President/Managing Director).

The company first started trading loose polished diamonds all under the size 0.20ct. Adapting to changing consumer needs and growing market, the company expanded its product range and opened offices in Belgium, China, Hong Kong and associate offices in India.

Today the company serves the global market carrying diamonds of all shapes and sizes, ranging from 0.01ct to 20cts in D to Z as well as fancy colors.




Product Offerings

We stock a wide variety of diamonds. Both round and fancy shapes, from D color to Z and fancy colors, we also stock all sizes, from 0.01 to 20 carats+. We pride ourselves on providing the highest quality diamonds, and all of our inventory is either GIA or HRD certified. We are unique in that we have a wide range of precisely matched diamonds. Whatever your needs are, Flawless Company can provide the right diamonds for you. For more information regarding our inventory please contact us.



A diamond’s cut is a way to asses the light passing through and the brilliancy of a diamond. Cut is given one of five categories: Excellent, Very Good, Good, Fair, or Poor.


The diamond’s color grade is based on how colorless a diamond is, The highest grade is D color, meaning that the diamond is completely colorless. The color scale ranges from D to Z. Colors below Z color are classified as Fancy Color.


  • Flawless Company Limited
  • Suite 1908-1911, 19th FL
  • Jewelry Trade Center,
  • Silom Road, Bangrak,
  • Bangkok, Thailand
  • Flawless (HK) Company
  • Suite 402, Chevalier House
  • 45-51 Chatham Road,
  • Tsim Sha Tsui, Kowloon,
  • Hong Kong
  • Flawless Belgium BVBA
  • PelikaanStraat 62, Office #330,
  • 2018 Antwerp,
  • Belgium
  • Flawless Shanghai
  • RM 328, Shanghai Diamond Exchange Center,
  • No. 1701 Century Boulevard,
  • Pudong New Area,
  • Shanghai, China
  • Purity Jewelry USA INC
  • 580 5th Ave #903,
  • New York, NY 10036,
  • United States