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President, Executive Committee & Key Personnel
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President, Executive Committee & Key Personnel  
 
Founding President, Chairman & Officers


Mr. Lawrence Ma
Founding President
Lee Heng Diamond Co Ltd.		 Mr. Kent Wong
Chairman 
Chow Tai Fook Jewellery Co Ltd.






Ms. Irene Leung
 Vice Chairman
(Import & Wholesaling Division)
Bossa Jewelry Limited		 Mr. Marcus Lung
Vice Chairman
(Manufacturing Division)
De Beers Auction Sales Hong Kong Limited		 Mr. Victor Chan
Vice Chairman
(Retail Division)
Continental Diamond Limited






Mr. Thomas Lau
Honorary Treasurer
 O.T.C. Diam Limited		 Mr. Terence Wu
Honorary Secretary
Foo Hang Jewellery Limited






Mr. David Pong
Former Chairman
2005-2009
Wing Hang Diamond
Co. Ltd.		 Mr. Winston Chow
Former Chairman
2009-2013
Chow Sang Sang
Jewellery Co. Ltd.		 Mr. Chow Kit Shing
Former Chairman
2017-2019
Current Committee Member
C.S.S. Jewellery Co. Limited






Mr. Lawrence Ma
Former Chairman
2000-2005, 2013-2017, 2019-2023
Founding President & Current Committee Member
Lee Heng Diamond Co Ltd.		 Mr. Victor Yiu
Former Chairman
2023-2025
Current Committee Member
Zuri Jewelry Company Limited



Mr. Lawrence Ma
Founding President 
Lee Heng Diamond Co Ltd. 		Mr. Kent Wong
Chairman 
Chow Tai Fook Jewellery Co Ltd.
   
Ms. Irene Leung
Vice Chairman
(Import & Wholesaling Division)
Bossa Jewelry Limited		 Mr. Marcus Lung
Vice Chairman
(Manufacturing Division)
De Beers Auction Sales Hong Kong Limited
   

Mr. Victor Chan
Vice Chairman
(Retail Division)
Continental Diamond Limited
   

Mr. Thomas Lau
Honorary Treasurer
O.T.C. Diam Limited 		 Mr. Terence Wu
Honorary Secretary
Foo Hang Jewellery Limited
   
Mr. David Pong
Former Chairman
2005-2009
Wing Hang Diamond
Co. Ltd.		 Mr. Winston Chow
Former Chairman
2009-2013
Chow Sang Sang
Jewellery Co. Ltd.


Mr. Chow Kit Shing
Former Chairman
2017-2019
Current Committee Member
C.S.S. Jewellery Co. Limited		 Mr. Lawrence Ma
Former Chairman
2000-2005, 2013-2017 & 2019-2023
Founding President & Current Committee Member
Lee Heng Diamond
Co Ltd.

Mr. Victor Yiu
Former Chairman
2023-2025
Current Committee Member
Zuri Jewelry Company Limited


Executive Committee Members
Mr. Gaston D'Aquino
 Since 2000
Diatrader Ltd		 Mr. Kenneth Hui
Since 2000
New Universal Diamond Co.		 Mr. Casey Leung
Since 2000
Cogent Trading Co., Ltd.		 Mr. David Siu
Since 2000
Siu's Gem Corporation Ltd.





Mr. Tse Moon Chuen
Since 2000
Luk Fook Jewellery & Goldsmith (HK) Co Ltd. 		Mr. Michael Woo
Since 2009
Woo Leung Lee
Jewellery Co., Ltd.		 Mr. Conroy Cheng
Since 2011
Chow Tai Fook
Jewellery Co Ltd.		 Mr. Tommy Tse
Since 2013
Tse Sui Luen
Jewellery Co Ltd.




Mr. Paul Fung
Since 2015
Young's Diamond Corporation (Int'l) Ltd.
 Mr. Avraham Nagar
Since 2015
Dorera Ltd. 		Mr. Danny Wong
Since 2015
3D-GOLD Jewellery (HK) Limited		 Mrs. Emily Tang
Since 2017
Just Gold Company Limited




Ms. Wang Kaiman
Since 2017
Wu Leung Lee 
(Man-Yick) Limited		 Mr. Simon Abraham Zion
Since 2018
Dehres		 Ms. Toby Ngan
Since 2019
King Fook Jewellery Group		 Mr. Billy Wong
Since 2023
Belford Jewellery




Mr. Henry Lee
Since 2025
Chow Sang Sang Jewellery Co Ltd		 Ms. Cassandra Lo
Since 2025
Foo Hang Jewellery Ltd		 Ms. Gretchen Ng
Since 2025
Liberty Diamonds & Jewellery Limited		 Mr. Ryan Si
Since 2025
Pak Dak Trading Company Ltd.




Ms. Nancy Wong
Since 2025
Luk Fook Jewellery & Goldsmith (HK) Co Ltd.		 Mrs. Annie Yau Tse
Since 2025
Tse Sui Luen Jewellery Co Ltd		 Mr. Keith Yip
Since 2025
Chow Sang Sang Jewellery Co Ltd		 Mr. Ephraim Zion
Since 2025
Dehres




















   
Mr. Gaston D'Aquino
Since 2000
Diatrader Ltd		 Mr. Kenneth Hui
Since 2000
New Universal Diamond Co.


Mr. Casey Leung
Since 2000
Cogent Trading Co., Ltd. 		Mr. David Siu
Since 2000
Siu's Gem Corporation Ltd.
   

Mr. Tse Moon Chuen
Since 2000
Luk Fook Jewellery & Goldsmith (HK) Co Ltd. 		Mr. Michael Woo
Since 2009
Woo Leung Lee Jewellery Co. Ltd.
   
Mr. Conroy Cheng 
Since 2011
Chow Tai Fook Jewellery Co Ltd.		 Mr. Tommy Tse
Since 2013
Tse Sui Luen Jewellery Co Ltd.
   
Mr. Paul Fung
Since 2015
Young's Diamond Corporation (Int'l) Ltd.		 Mr. Avraham Nagar
Since 2015
Dorera Ltd.
   
Mr. Danny Wong
Since 2015
3D-GOLD Jewellery (HK) Limited		 Mrs. Emily Tang
Since 2017
Just Gold Company Limited
   
Ms. Wang Kaiman
Since 2017
Wu Leung Lee (Man-Yick) Jewellery Company		 Mr. Simon Abraham Zion
Since 2018
Dehres
   
Ms. Toby Ngan
Since 2019
King Fook Jewellery Group		 Mr. Billy Wong
Since 2023
Belford Jewellery
   
Mr. Henry Lee
Since 2025
Chow Sang Sang Jewellery Co Ltd		 Ms. Cassandra Lo
Since 2025
Foo Hang Jewellery Ltd
   
Ms. Gretchen Ng
Since 2025
Liberty Diamonds & Jewellery Limited 		 Mr. Ryan Si
Since 2025
Pak Dak Trading Company Ltd.

Ms. Nancy Wong
Since 2025
Luk Fook Jewellery & Goldsmith (HK) Co Ltd.		 Mrs. Annie Yau Tse
Since 2025
Tse Sui Luen Jewellery Co Ltd 


Mr. Keith Yip
Since 2025
Chow Sang Sang Jewellery Co Ltd		 Mr. Ephraim Zion
Since 2025
Dehres 



 









List of Former Chairmen of DFHK, DIA and HKDB
Former Chairmen of Diamond Federation of Hong Kong, China Ltd.
Year   Name   Company
2023-2025 Mr. YIU W.Y. Victor Brilliant Trading Company (1974) Ltd.
2019-2023
MA Y.Y. Lawrence
Lee Heng Diamond Co Ltd.
2017-2019
CHOW Kit- Shing
C.S.S. Jewellery Co Ltd.
2014-2017   MA Y.Y. Lawrence   Lee Heng Diamond Co Ltd.
2009-2013   CHOW W.S. Winston   Chow Sang Sang Jewellery Co Ltd.
2005-2009   PONG W.C. David   Wing Hang Diamond Co Ltd.
2000-2005   MA Y.Y. Lawrence

 



Lee Heng Diamond Co Ltd.


Former Chairmen of The Diamond Importers Association Ltd. (1959-2000)
Year   Name   Company





1999-2000   MA Lawrence   Lee Heng Diamond Co Ltd.
1963-1998   D'Aquino Gaston F.   Diatrader Ltd.
1993-1995   WONG Thomas   King's Diamond Trading Company
1990-1992   CHAN Charles, BBS JP   Continental Jewellery (Mfg) Ltd.
1987-1989   CHOW Vincent, BBS MBE JP   Chow Sang Sang Jewellery Co. Ltd.
1984-1986   MA Maximilian   Lee Heng Diamond Co. Ltd.
1981-1983   LEUNG Warren   B. Green Co. Ltd.
1978-1980   RICHDALE Jeremy   Prisma Distributions Ltd.
1975-1977   HUI Check Wing   New Universal Jewelry Co.
1972-1974   LEE Ricoa   Yu Kee Co.
1971   SIU Kin Sun   Tai Hang Jewellery Ltd.
1968-1970   SAMMES J.G.   Orican Traders (HK) Ltd.
1966-1967   KOTHARI K.C.   Aryan International
1965   GREGORY Harry   H.A. Gregory & Co.
1964   BLITZ J.   Johannesburg Manufacturers Ltd.
1962-1963   SIU Man Cheuk   Siu Man Cheuk & Co. Ltd.
1959-1961   BLITZ J.   Johannesburg Manufacturers Ltd.







Former Chairmen of Hong Kong Diamond Bourse Limited (1985-2000)
Year   Name   Company





1995-1999   YIU Willie   Brilliant Trading Company (1974) Ltd.
1992-1995   HUI Check Wing   New Universal Diamond Company
1985-1992   LEUNG Sik Wah, SBS, JP   Cogent Trading Co. Ltd.
President   LEUNG Sik Wah, SBS, JP   Cogent Trading Co. Ltd.
Hon. Life Member   HUI Check Wing   New Universal Jewellery Company
Hon. Life Member   LEUNG Yuen Wang   Cogent Trading Co. Ltd.





 
Former Chairmen of Diamond Federation of Hong Kong, China Ltd.
Year
 2019-2023
Name
 MA Y.Y. Lawrence
Company
 Lee Heng Diamond Co Ltd.



Year 2017-2019
Name
 CHOW Kit Shing
Company
 C.S.S. Jewellery Co Ltd.


Year
 2014-2017
Name
 MA Y.Y. Lawrence
Company
 Lee Heng Diamond Co Ltd.


Year
 2014-2017
Name
 CHOW W.S. Winston
Company
 Chow Sang Sang Jewellery Co Ltd.


Year
 2005-2009
Name
 PONG W.C. David
Company
 Wing Hang Diamond Co Ltd.


Year
 2000-2005
Name
 MA Y.Y. Lawrence
Company
 Lee Heng Diamond Co Ltd.



Former Chairmen of The Diamond Importers Association Ltd. (1959-2000)


Year
 1999-2000
Name
 MA Y.Y. Lawrence
Company Lee Heng Diamond Co Ltd.


Year
 1963-1998
Name
 D'Aquino Gaston F.
Company Diatrader Ltd.


Year
 1993-1995
Name
 WONG Y.M. Thomas
Company King's Diamond Trading Company


Year
 1990-1992
Name
 CHAN Charles, BBS JP
Company Continental Jewellery (Mfg) Ltd.


Year
 1987-1989
Name
 CHOW Vincent, BBS MBE JP
Company Chow Sang Sang Jewellery Co. Ltd.


Year
 1984-1986
Name
 MA Maximilian
Company Lee Heng Diamond Co. Ltd.


Year
 1981-1983
Name
 LEUNG Warren
Company B. Green Co. Ltd.


Year
 1978-1980
Name
 RICHDALE Jeremy
Company Prisma Distributions Ltd.


Year
 1975-1977
Name
 HUI Check Wing
Company New Universal Jewelry Co.


Year
 1972-1974
Name
 LEE Ricoa
Company Yu Kee Co.


Year
 1971
Name
 SIU Kin Sun
Company Tai Hang Jewellery Ltd.


Year
 1968-1970
Name
 SAMMES J.G.
Company Orican Traders (HK) Ltd.


Year
 1966-1967
Name
 KOTHARI K.C.
Company Aryan International


Year
 1965
Name
 GREGORY Harry
Company H.A. Gregory & Co.


Year
 1964
Name
 BLITZ J.
Company Johannesburg Manufacturers Ltd.


Year
 1962-1963
Name
 SIU Man Cheuk
Company Siu Man Cheuk & Co. Ltd.


Year
 1959-1961
Name
 BLITZ J.
Company Johannesburg Manufacturers Ltd.



Former Chairmen of Hong Kong Diamond Bourse Limited (1985-2000)


Year
 1995-1999
Name
 YIU Willie
Company Brilliant Trading Company (1974) Ltd.


Year
 1992-1995
Name
 HUI Check Wing
Company New Universal Diamond Company


Year
 1985-1992
Name
 LEUNG Sik Wah, SBS, JP
Company Cogent Trading Co. Ltd.


Year
 President
Name
 LEUNG Sik Wah, SBS, JP
Company Cogent Trading Co. Ltd.


Year
 Hon. Life Member
Name
 HUI Check Wing
Company New Universal Jewellery Company


Year
 Hon. Life Member
Name
 LEUNG Yuen Wang
Company Cogent Trading Co. Ltd.



 
 
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