





Signet Round Ring (Single Stone)
About
Embodying the old-world charm of vintage aesthetics, our Signet Collection combines old money style with modern trends. Discover 18k white and yellow gold designs with round, pear, and marquise faces, each featuring an off-center stone to complement the high-polished finish. Perfect for those who value understated luxury, these rings add a refined touch to any look.
Specifications: The stone on the round face of the ring is a 0.03CT equivalent round stone.
- Width of band: 1.8mm
- Thickness of band: 1.3mm - 2.2mm
- Height of round face: 7.8mm
All our diamond simulant jewellery are crafted from 2 types of precious metals:
- Premium 925 sterling silver with 3 microns of 18k gold plating (gold vermeil), or
- Solid 14k/18k gold
(You may select your preferred metal in the dropdown below.)
Our products are 100% nickel-free and hypoallergenic.
As with all fine jewellery, your Éclat by Oui piece deserves proper care. To preserve its lustre, avoid contact with harsh chemicals such as lotion, chlorine, and perfume.
Clean it weekly by soaking in lukewarm water with mild dish soap for 5 minutes, then gently scrub with a soft-bristle brush.
- Singapore orders: approximately 3-4 weeks
- International orders: approximately 4-5 weeks
Ring resizing is offered in US 0.5 increments, for up to ± US 1 size within our available range.
We offer one-time complimentary resizing if the item is returned within 14 days of receipt.
- After 14 days, $55 resizing fee applies
- Takes around 3–4 weeks
To request a resize, please email us.
T&Cs apply.
If your size is not available for selection, email us your customised ring size in US 0.5 increments.
Customised items are not eligible for one-time complimentary resizing, returns, or exchanges.
T&Cs apply.
We are obsessed.
We are obsessed in delivering unrivalled quality to you. Our team devotes each piece to exquisite craftsmanship and impeccable quality.
Our stones are precision cut and polished to resemble the brilliance and fire of a natural, fine diamond. Every stone has been meticulously handcrafted to reveal its captivating, kaleidoscopic brilliance.
