0.30 CT DIAMOND SOLITAIRE RING

Classic purity

The tradition of the solitaire dates back to the late 15th century, establishing the diamond as a symbol of enduring value thanks to its unchanging hardness. This pre-owned, unmarked ring carries on this legacy with an 18-carat white gold setting. It showcases a central brilliant-cut diamond weighing 0.20 carats. The stone, with its striking clarity, is set slightly raised to capture light from all angles. Its brilliance is enhanced by a row of accent diamonds set along the band, bringing the total carat weight to 0.30 carats.

Architecture and jewellery craftsmanship

The integrity of this piece rests on a raised central setting secured by four prongs. This jewellery-making technique exposes the pavilion of the main diamond to optimise its light refraction. The ring’s shoulder, with its balanced structure, features a pavé setting of accent diamonds secured by a grain setting. The secondary gemstones are set in a narrow channel, providing lateral protection whilst drawing the eye towards the centre stone. The entire setting has been given a full mirror polish.

Why choose this second-hand solitaire ring

Purchasing a new diamond solitaire involves significant mark-ups linked to contemporary jewellery design. Choosing this pre-owned piece allows you to acquire a timeless classic totalling 0.30 carats on a solid gold setting, at a reasonable price. The absence of a designer’s signature means the purchase value is based strictly on the material quality of the alloy and the quality of the setting. It is a sensible choice for an engagement ring or an everyday ring, combining understated elegance with a measured investment.

Contents and condition

This ring is size 51. Resizing is technically possible, subject to an assessment in our workshop, as the base of the ring is smooth. The inside of the setting bears the ‘750’ engraving certifying its fineness, alongside the maker’s mark. The piece has been fully restored in our workshops: the metal has been rhodium-plated and thoroughly polished, and the tension of the four central prongs has been checked. It is supplied with its The Swiss Collector presentation box.

Warranty and delivery

The Swiss Collector guarantees the authenticity of this piece with a 12-month warranty. We accept returns within 10 days in accordance with our terms and conditions. As Switzerland’s leading second-hand retailer, backed by the largest network of shops, we offer online booking for a fitting and in-store collection, or fully secure international delivery.