Free form Australian Opals are excellent for handmade jewellery as each of them is unique.

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Loose Stone
(size)
Loose Stone
(free form)
Pairing

There are various calibrated sizes and free form for pairing

Jewellery

There are opal jewellery in 14K gold and 925 silver with gold and rhodium plated.

There are oval, 

round, pear and 

marquise shape with several standard sizes for clients

Opal Triplet

These are the calibrated sizes
we currently cut.
Opal triplet grading is depending on the following aspects
  • Play of colour

  • Colour

  • Pattern

  • Brightness

  • Clarity

© 2019 by Hang Fong Opal Co. All rights reserved.

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