18k Gold Black Australian Opal Diamond Pendant Necklace

18k Gold Black Australian Opal Diamond Pendant Necklace. 

• DESIGNER: Not Signed
• MATERIAL:  18k Yellow Gold
• GEMSTONES: Black Australian opal - approx. 1.55ct ( 15.5 x 9.5 x 2.5mm), Diamonds approx. 0.30ctw  VS-SI1/H.
• DIMENSIONS: Necklace is 18" long, pendant is 30mm x 15mm.
• MARKED/TESTED: 18k
• WEIGHT: 7.2 grams
• CONDITION: Previously Owned / Excellent