Isla | 1.50ct Oval Cut Lab Grown Diamond Solitaire Engagement Ring | Hidden Halo & Diamond Band | 18ct Yellow & White Gold
A 1.50ct oval cut lab grown diamond, F colour, VS2 clarity, held in a white gold four-claw head on an 18ct yellow gold diamond-set band, with a hidden halo of accent diamonds tucked beneath the centre stone.
Why this ring works
The oval cut is one of the most flattering shapes for the finger. Elongated, finger-lengthening, and visually larger than a round of the same carat weight. It's why oval has been the most-requested engagement ring cut for the last several years.
The hidden halo is the detail you only see from the side. A ring of small diamonds sits in the gallery underneath the centre stone, only visible from an angle. From above, the ring reads as a clean solitaire. From the side, the halo catches light from angles a standard solitaire wouldn't.
The diamond-set band carries the sparkle down the finger rather than stopping it abruptly at the head. Small round brilliants run along the top of the band in fine claw settings, partway around so the ring can still be comfortably resized later if needed.
The two-tone metal mix is doing specific work. White gold claws keep the centre diamond reading icy and bright, where yellow gold prongs would have cast warmth into an F colour stone. The 18ct yellow gold band warms the overall ring and stops it feeling clinical.
The diamond
Carat: 1.50ct
Cut: Oval
Colour: F (the third-highest colourless grade)
Clarity: VS2 (eye-clean, no visible inclusions)
Type: Lab grown diamond
Certification: IGI Diamond Report
F/VS2 is a premium grade. F sits in the colourless tier (D, E, F), and VS2 means the stone is eye-clean with only very minor inclusions visible under 10x magnification.
A note on lab grown diamonds
Lab grown diamonds are made of the same material as mined diamonds: pure carbon, crystallised under intense heat and pressure. The only difference is where that process happens. Mined diamonds form over billions of years deep in the earth. Lab grown diamonds form in a controlled chamber over a matter of weeks, using the same chemistry. Chemically, optically and physically, the two are identical. Same hardness, same fire, same sparkle, same certification standards. No naked eye can tell them apart. Only a gemmologist with specialised lab equipment can identify the difference.
The setting
Metal: 18ct yellow gold band with white gold four-claw head and hidden halo gallery
Style: Oval solitaire with hidden halo and diamond-set band
Available to view or customise
You can come in and try this exact ring on, or use it as a starting point and we'll customise it for you. Different carat weight, different shape, different metal, or a plain band in place of the diamond band. Prices vary depending on customisation, and we'll walk you through it in your consultation.
Book a free consultation
Sit down with us for an hour. We'll talk you through diamond grades, the 4Cs, what your budget can realistically do, and what the ring will actually look like on the hand. You leave with a clear plan and an estimated quote.
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