01693.0 - Diamond Cut metal Gold Plated Cuff Links set with 18 x 13 mm deals Oval Cut Opal Triplets made in Australia with Natural Australian Opal
You are not likely to find these anywhere today!
They were made about 30 years ago and they, along with a number of other items, were stored away when the manufacturing seized.
Because the metal disk is made from sheet metal and it's Diamond cutting is made by a machine, rather than simply all be part of a metal casting process, the Diamond Cutting is perfect and produce a nice reflecting effect when the wearer's arm is moved.
Rather than an inexpensive tumble plating process, these cuff links' gold plating was done by a hard gold wire plating process which will for decades stand up to wear.
The 18 x 13 mm oval cut Opal Triplets were made in Australia from Natural Australian Opal from deals Coober Pedy, South Australia.
This design is available in either a round shape, 22 mm, or in an oval shape, 28 x 19 mm.