Diamonds by Design At Diamonds by Design we custom design and create fine jewellery just for you from diamonds, opals, gems and pearls ethically sourced from conflict-free zones. For 28 years our bespoke jewellery, diamond engagement rings has delighted Sydney's discerning buyers.
Level 1, 235 Clarence Street, Sydney NSW 2000 Australia

61 2 92994251

Member of:


OPALessence Competition

We’ve got a great prize package I’m sure you would love to win!




Prizes include

  • 5 nights at Opal Cove Resort in Coffs Harbour for 2 with full buffet breakfast
  • $250 gift voucher from Black Star Opal
  • Family Passes to The Big Banana
  • Dolphin Marine Magic in Coffs Harbour
  • Skydiving — from 6000ft !


We can’t wait to get your entries!


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