Your Source for Gold, Silver & Diamonds
599 Lafayette Rd | Portsmouth, NH
Call: (603) 373-6185
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Diamonds & Diamond Jewlery

GIA Certified DiamondsPort City Coin sells GIA Certified Diamonds and are expert appraisers that buy and sell diamonds and diamond jewelry for the best price possible. If you have diamonds to sell, come on in to our Portsmouth, NH location and talk to our trained staff. We'll make sure you get the most out of your old or unwanted diamonds and find them a good home.


We Buy, Sell and Trade

  • Loose Diamonds
  • Diamond Jewelry
  • Diamond Earrings
  • Engagement Rings
  • Diamond Watches and Timepieces
  • GIA Certified
  • Top Dollar Paid
  • Best Prices in Town
Better PayoutsDiamondsThan Pawnshops
pcgs authorized dealer
ICTA member
ANA member

    • Location

      599 Lafayette Road
      Portsmouth, NH 03801
      Mon – Fri:
      10AM – 5PM
       10AM - 2PM

      Contact us

      Ph: 603-373-6185