Our "14-day returns” policy is extended over Christmas. Orders placed between 4 and 19 December can be returned (if not suitable) up to 5 January. Excludes consumables.

Feefo Gold Trusted Service Award 2021

Free UK delivery on online orders over ÂŁ100 (excl. acids)

Testers & scales calibrated before despatch
Troytest precious metal testers since 1949

Moving Sale

Optical & mechanical diamond and gem testers

Optical (and mechanical) testers tend to be more 'accurate' than electronic testers, but also more specialist, designed for the gemmologist rather than the hobbyist / scrap dealer / antiques dealer - details.
  • $208.00
    $208.00
    Out of stock
  • Refractometer white - Photograph 1
    $320.00
    $320.00
    Out of stock
  • Refractometer fluid - Photograph 1
    $51.00
    $51.00
    Out of stock
  • $160.00
    $160.00
    Out of stock
  • $40.00
    $40.00
    Out of stock
  • $46.00
    $46.00
    Out of stock
  • Spectroscope - Photograph 1
    $42.00
    $42.00
    Out of stock
  • Light box for small items, e.g. gemstones - Photograph 1
    $19.00
    $19.00
    Out of stock
  • $123.00
    $123.00
    Out of stock
  • $85.00
    $85.00
    Out of stock
  • Chelsea Filter - Photograph 1
    $32.00
    $32.00
    Out of stock
  • Pen torch - Photograph 1
    $6.00
    $6.00
    Out of stock
  • $237.00
    $237.00
    Out of stock
  • $7.00
    $7.00
    Out of stock
  • $383.00
    $383.00
    Out of stock
  • Specific Gravity Kit (small) for testing gold, gemstones etc
    $123.00
    $123.00
    Out of stock
  • Scriber / scratch-test for diamonds
    $10.00
    $10.00
    Out of stock
  • Spectroscope, prism design, full-size.
    $64.00
    $64.00
    Out of stock
  • $955.00
    $955.00
    $1,334.00
    Out of stock
  • $43.00
    $43.00
    Out of stock
  • $64.00
    $64.00
    Out of stock
  • $60.00
    $60.00
    Out of stock