9ct Yellow & White Gold Umbalite Garnet & Diamond Halo Ring

A 2.41ct cushion cut umbalite garnet framed by a scalloped diamond halo with milgrain edging, finished with diamond-set shoulders in 9ct yellow and white gold.

Why this ring works

The umbalite garnet is the entire reason this ring exists, and it deserves a proper introduction. Umbalite is a specific variety of garnet (technically a pink-purple rhodolite) discovered in the Umba Valley of Tanzania in the late 20th century. It sits at the rarer end of the garnet family, prized for its distinctive raspberry-pink-to-mauve colour that doesn't quite match anything else. Rhodolite leans more wine-red, pink sapphire leans cooler, rubellite tourmaline leans hot pink, umbalite sits in a quieter, more nuanced space that changes subtly depending on the light. In daylight it reads as a saturated raspberry; under warmer indoor light it shifts toward a deeper purple-pink.

Umbalite is also a natural, untreated stone, what came out of the ground is what you see. That's increasingly rare in coloured gems at this saturation, and one of the reasons garnet-family stones are quietly becoming favourites with informed buyers.

Instead of a standard round or cushion-shaped halo following the centre stone exactly, this halo uses a scalloped design and sits around around the central stone, with milgrain detail around each scallop. The effect is floral and heritage-leaning, inspired by early Art Deco jewellery. It's the kind of halo you see in well-designed estate pieces, not standard catalogue ones.

The diamond-set shoulders carry the detail down the finger. Small diamond clusters tucked into each shoulder act as bookends to the halo, they pick up the brightness and keep the eye moving across the ring rather than stopping at the centre stone.

The stones

• Centre: 2.41ct cushion cut umbalite garnet (natural, untreated)
• Halo and shoulders: 30 round brilliant cut natural diamonds, 0.28ct total, F-G colour, SI clarity

The setting

• Metal: 9ct yellow gold body with white gold halo and shoulder detail (stamped 375)
• Style: Cushion cut centre with scalloped diamond halo and milgrain edging, diamond-set shoulders
  
• Band: Half-round
• Construction: CAD designed, cast, hand-assembled, hand-finished and hand-set

Available to view or customise

Come in and try this ring on, or use it as a starting point and we'll customise it — different centre stone (rhodolite, pink sapphire, ruby, pink tourmaline), different size, different metal, or scaled up in 18ct gold. Prices vary with customisation.

Visit us in store or get in touch to enquire about this piece.