T: 020 7831 9722   |   E: INFO@THEGEMLAB.CO.UK

Opening Times

 

NORMAL LAB OPENING TIMES:
MONDAY 10AM to 5PM
TUESDAY CLOSED
WEDNESDAY 10AM to 5PM
THURSDAY 10AM to 5PM
FRIDAY CLOSED
LAB OPENING TIMES (DIFFERENT TO THE USUAL):
MONDAY 10AM to 5PM
TUESDAY CLOSED
WEDNESDAY 10AM to 5PM
THURSDAY 10AM to 5PM
FRIDAY CLOSED

 

Gem & Pearl Lab - Reports



More information on gemstones and the wording of my reports can be found at:

  • The World Jewellery Confederation (www.cibjo.org)
  • The Gemstone Book – Blue Book guidelines
  • The Pearl Book – Blue Book guidelines


The Laboratory Manual Harmonisation Committee of the Gem Industry Laboratory Conference
Information Sheets: www.lmhc-gemology.org

The International Colored Gemstone Association www.gemstone.org


RUBY      
IMG_0023_m

Natural Ruby

IMG_0024_m

Natural Ruby
 (Healed Fissures)
IMG_0025_m

Treated Ruby
(Glass-filled) 
IMG_0026_m

Composite
Ruby/Glass
 

SAPPHIRE
     
IMG_0027_m

Natural Sapphire
IMG_0028_m

Diffusion Treated
IMG_0029_m

Padparadscha
 

EMERALD

TOURMALINE

PEARLS
IMG_0030_m

Clarity
Enhancement 
IMG_0031_m

Paraíba-type

IMG_0032_m

Sample test

IMG_0033_m

Full test