Jewelry certification

diamond-braceletSDL gemological laboratories also have the skill and the professionalism needed to grade diamonds and gemstones already mounted in jewelry. This unique professional service is particularly useful to manufacturers and retailers who give extra attentions to excellence in customer service. A SDL certificate for the diamond / gemstone will add value to your jewelry, as well as give your customers peace of mind on quality and value. Identification and grading of finished pieces are also available on request


Jewelry report

Simple report.

– Gemstone identification

– Total carat weight by digital measurement

– Material identification of the frame

– Total weight


Full jewelry report.

- Material of the frame

– Total weight

– Total measurements of the frame

– Gemstone identification

– Gemstone color

– Clarity of the gem stones

– Shape of the gem stones

– Total carat weight by digital measurement

– Gemstone unit calculation

Optional. Removal and reset the gemstones (solitare).