The Diamond Durability Laboratory (DDL) is the only gemological laboratory that focuses on diamond damage. By using its advanced technology, careful observation and unparalleled knowledge DDL is perfectly positioned to evaluate any diamond for potential damage. Whether the diamond is rough or polished, highly stressed or free from strain, already damaged or currently undamaged DDL can analyze any diamond. contact us for any advice you may need. Tel (707) 701-DDL1 or Email: info@ddl.diamonds

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Phone:
(707) 701-DDL1, (707) 701-3351

580 5th Ave Suite 1808
New York NY 10036

info@ddl.diamonds

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