Australia’s oldest and largest manufacturer of custom handmade opal and diamond jewellery

Established in 1974 by opal industry pioneer John Ryneš, we are a second-generation family-owned jeweller specialising in opals, diamonds, pearls and coloured stones.

Father-and-son team John Ryneš and Mike Saj-Ryneš, and Swiss master jeweller Stef Trigatti, will create your original piece at our factory workshop on-site. Our collections and exquisite custom jewellery are handmade right in front of you. You are very welcome in our King William Street shop; please join us on a personalised tour of our rare opal and certified diamond collections.

View ​our ​stunning ​jewellery ​collection
Whether ​you ​are ​remodeling ​an ​old ​treasure ​or ​designing ​an ​entirely ​handmade bespoke ​piece, ​we ​provide ​a ​tailored ​and ​original ​experience ​that ​you ​won't ​find anywhere ​else! ​Make ​an ​appointment ​today ​with ​the ​dedicated ​team ​at ​Opal Diamond ​Factory.

Our work is on Instagram

- @opaldiamondfactory

Our Stories

My husband and I worked with Mike from ODF to create the perfect wedding bands, and that they were! Perfect! I love looking down at my hand � Mike knew exactly what we wanted and they were ready for collection swiftly. Thank you guysread more
Paula Cicchiello
Paula Cicchiello
2017-12-12T08:28:47+0000
After searching for opal stores in Australia for a while , I come to decide that this is going to be the only store I'll set my foot on when I need some gorgeous opals .
Luna Hồ Hoàng Oanh
Luna Hồ Hoàng Oanh
2017-12-02T15:07:04+0000
Opal Diamond Factory are a pleasure to deal with. They know what you want and deliver it to you with that craftsmanship approach. Their service is very human and very much hands-on. You know you are in the right hands with Mike and the teamread more
Nick Zaglyadnov
Nick Zaglyadnov
2017-11-03T05:50:36+0000
Old establishment family business since 1974 with old and honest values to clients and friends. Where passion meets desire and obsession to the smallest details to create cutting edge designs and Master precision to every Hand made piece of Jewellery made in Adelaide.read more
Stef Trigatti
Stef Trigatti
2017-10-20T07:02:03+0000
Thanks guys for making my mum the ring she has wanted for so long. The sentimental value means so much to her and you did an absaloute beautiful job! Super affordable, fast beautiful work and very welcoming. Couldn't recommend more!read more
Dayna Lock
Dayna Lock
2017-06-07T11:35:42+0000
货真价实
Chao Wang
Chao Wang
2017-05-24T23:47:58+0000
40多年的老店,创始人john,有时候还在店里做首饰。我特别特别幸运的得到了他为我个人,设计制作的项链作为生日礼物,黑色皮绳加澳宝,他说看到我的第一点就觉这种设计是唯一适合我的,他看对了。哈哈哈。非常荣幸能佩戴澳宝传奇的他亲手制作的东西。read more
Maria Lee
Maria Lee
2017-05-24T09:35:22+0000
A big thank you for the beautiful earrings I won at the Nova 919 party. I feel very lucky and sparkly :)
Jacqui Stevens
Jacqui Stevens
2017-03-23T12:58:34+0000
Ilona Bezdickova
Ilona Bezdickova
2017-03-15T08:55:11+0000
Fantastic Jewellers. Took all the hard work out for me. Highly Recommended
Brad Yates
Brad Yates
2016-11-18T05:37:25+0000