| Hong Kong Jewellery 香港珠寶
News & Highlight


Introducing A New Line of Lab-Grown Diamond Detector

  • Holds 6 rings
  • No Rotating Ring Holders
  • Body Dimension: 13.5cm x 8.5cm x 8cm
  • Visible Checking Area: 4.5cm x 5cm (Approx 1.5 in x 2.5 in)
  • Checking Area Height: 40mm (1.5 in)
  • Loose Diamond Weight: 50 carats
  • Portable and Battery Operated
  • Use Your Own Phone
  • Holds 27 rings
  • Rotating Ring Holders: Up to 20 rings
  • Body Dimension: 20.5cm x 15cm x 14cm
  • Visible Checking Area: 10cm x 15cm (Approx 4 in x 6 in)
  • Checking Area Height: 50mm (2 in)
  • Loose Diamond Weight: 250 carats
  • Portable
  • Use Your Own Phone
  • Holds 108 rings
  • Rotating Ring Holders: up to 60 rings
  • Body Dimension: 34cm x 31cm x 24cm
  • Visible Checking Area: 20cm x 30cm (Approx 8 in x 11 in)
  • Checking Area Height: 100mm (4 in)
  • Loose Diamond Weight: 1000 carats
  • Tablet included OR Use Your Own Phone
  • Download the App from Appstore/Google Play Store (US$10 monthly subscription fee per account)
  • All results are optional uploaded to the cloud! Plus you can add Certificates, appraisals, customer picture, customer name, SKU, Barcode, and any number of files or data to the test upload.
  • Retrieve data easily and compare results to previous tests from any device with a user friendly interface.
  • Store all of the test results from multiple detectors under one account.


A sample diamond detector is now showcased at HKJJA Shop display corner. Welcome to visit and watch a demonstration on how to use the diamond detector. By appointment only.

Tel: +852 2543 0543

Contact Person: Mr. Keith Woo

Office Hours: Mon – Fri 9:00am – 5:30pm

Address: Block A, 12 / F, Kaiser Estate Phase 1, 41 Man Yue Street, Hung Hom, Kowloon, Hong Kong


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