North American Gemological Laboratory

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All our services can be completed while you wait and watch. Items that are dropped off or mailed to our office will be completed within 24-48 hours.
Please call our office to schedule an appointment, or for shipping instructions for items being mailed to our office.
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North American Gemological Laboratory (N.A.G.L.) is the Pacific Northwest's leading provider of jewelry appraisals, diamond/gemstone grading, and laser inscriptions. N.A.G.L. has been serving retail consumers and the jewelry industry internationally, since 1998. All our jewelry services can be completed "While You Wait and Watch" or within 24-48 hours.
We offer fast turn-around because we understand our clients desire for efficient service. We are the only jewelry laboratory internationally to provide "While You Wait and Watch" laser inscription.
Our company strives to provide extraordinary service, high quality jewelry appraisals and reports that are prepared with integrity, accuracy and a commitment to ethical business practices. We appreciate your Business!