£1,000 to £1,500

0.38ct single-stone diamond ring

18ct diamond half eternity ring

18ct diamond set clover brooch

4-stone diamond ring

5 stone diamond ring

Antique 1904 Gold Diamond Belt Buckle Ring

Antique Diamond Swallow Brooch

Antique Style Old Cut Diamond Cluster Ring

Diamond Half Eternity Platinum Ring

Diamond Half Eternity Ring in Yellow Gold

Diamond set hexagonal earrings

GIA 0.40ct princess-cut diamond engagement ring

Marquise Cut Diamond Solitaire Ring

Old cut diamond pendant

Pear Cut Diamond Solitaire Ring

Princess Cut Diamond Band Ring

Shaped Bezel Set Diamond Half Eternity Ring

Single-stone diamond ring with a yellow gold shank

Vintage Diamond Bracelet

Vintage Diamond Half Eternity Ring

Vintage Diamond Horse Shoe Stick Pin

Vintage Diamond Ring in Yellow Gold

Vintage Emerald Cut Diamond Solitaire Ring

Vintage Five Stone Diamond Ring

Vintage Prince of Wales Feathers Diamond Brooch

Vintage Princess-Cut and Baguette-Cut Diamonds Half Eternity Ring

Vintage Round Brilliant-Cut Diamond Band Ring

Vintage Round Cut Diamond Three Stone Platinum Ring