18ct Yellow Gold Diamond and Opal Necklace

WOW what can I say, this is the most beautiful 18ct gold diamond and opal necklace. Featuring a beautiful vibrant opal set in a handmade rub over 18ct yellow gold bezel setting and adorned by 15 bright sparkling diamonds set in 18ct white gold. It has an integral flat Franco link chain with a lobster fastener.
The opal shimmers reds, pinks, blues and greens.
This is a pre-owned necklace. It has been cleaned and polished and is in excellent condition.

Hallmarked: Birmingham
Marker’s mark: DC
Stamped: 18K 750
Total weight: 12.2 grams
Opal measurements: 18.5mm x 12.5mm approx.
Chain length: 16 inches / 40.5cm