9ct Yellow Gold Opal Diamond Ring Size K 1/2 Hallmarked 375 Halo Oval 3.4g

9ct Yellow Gold Opal & Diamond Double Halo Cluster Ring — Size K 1/2
Key Features & Technical Details
Metal Composition: Genuine Solid 9ct Yellow Gold (Premium precious metal throughout; not plated, filled, or bonded gold).
Authenticity Verification: Officially stamped with complete British gold purity hallmarks inside the band structure.
Central Precious Gemstone: 1x Oval Cabochon Natural Opal, displaying a beautiful, vibrant play-of-colour with fiery green and orange flashes.
Main Stone Dimensions: The central focal opal measures approximately 9mm in length by 7mm in width.
Surrounding Accent Stones: Glistening natural accent diamonds arranged in a luxurious, multi-layered double halo border setting.
Setting Profile Height: Sits prominently and gracefully elevated at approximately 9mm high off the finger line.
UK Ring Size: Size K 1/2.
Total Structural Weight: Substantial precious metal composition scaling at 3.4g approximate total weight.
Overall Condition Profile: Pre-owned — Very Good condition (Excellently preserved metal finish, crisp setting prongs, and exceptional gemstone color play; please see photos for full visual details).
Detailed Sizing & Measurements
UK Ring Size: K 1/2
AU Ring Size: K 1/2 (Same as UK)
US Ring Size: Approximately 5.5
EU Ring Size: Approximately 51
Inner Diameter: Approximately 16.1 mm
Inner Circumference: Approximately 50.6 mm