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The Antique Jewellery Company

October Birthstones - Opal & Tourmaline

Embrace the allure of October with our enchanting Opal and Tourmaline jewellery. These captivating birthstones, each an iridescent tapestry of color, encapsulate the vibrant souls born under autumn leaves. Show your appreciation for October-born loved ones with an antique piece echoing the mystery and majesty of their birth month.

1 to 22 of 22 items
Edwardian 18ct Gold, Opal & Diamond Ring
Edwardian 18ct Gold, Opal & Diamond Ring £2,650 Rare Quick View
Edwardian 18ct Gold Ring set with a Large Rectangular Cabochon Opal
Edwardian 18ct Gold Ring set with a Large Rectangular Cabochon Opal £4,650 Rare Quick View
Edwardian Rose Diamond & Opal Heart Pendant with Locket on Reverse
Edwardian Rose Diamond & Opal Heart Pendant with Locket on Reverse £2,250 Rare Quick View
Arts & Crafts Silver & Gold, Water Opal Ring
Arts & Crafts Silver & Gold, Water Opal Ring £1,500 £975 Rare Quick View
Edwardian Heart Shaped Opal Pendant
Edwardian Heart Shaped Opal Pendant £3,650 Popular Quick View
Victorian 18ct Gold & Blue Enamel Snake Necklace set with Opals
Victorian 18ct Gold & Blue Enamel Snake Necklace set with Opals £9,750 Rare Quick View
Edwardian 15ct Gold Gate Bracelet with Three Leaf Clovers set with Opals
Edwardian 15ct Gold Gate Bracelet with Three Leaf Clovers set with Opals £2,650 Quick View
Victorian 18ct Gold Two Stone Opal Carved Half Hoop Ring with Diamonds in Between
Victorian 18ct Gold Two Stone Opal Carved Half Hoop Ring with Diamonds in Between £2,950 Quick View
Edwardian Heart Pendant set with an Opal & Rose Diamonds
Edwardian Heart Pendant set with an Opal & Rose Diamonds £2,250 Quick View
Edwardian 18ct Gold, Three Stone Opal & Diamond Ring
Edwardian 18ct Gold, Three Stone Opal & Diamond Ring £1,275 Quick View
Edwardian 15ct Gold & Silver Opal & Diamond Heart Pendant with Diamond Set Bale
Edwardian 15ct Gold & Silver Opal & Diamond Heart Pendant with Diamond Set Bale £3,750 Rare Quick View
Edwardian 18ct Gold, Three Stone Opal Ring with Diamond Set Claws
Edwardian 18ct Gold, Three Stone Opal Ring with Diamond Set Claws £3,500 Rare Quick View
Edwardian 9ct Gold Curb Bracelet set with Opals
Edwardian 9ct Gold Curb Bracelet set with Opals £1,875 Quick View
Edwardian 15ct Gold & Platinum, Opal, Diamond & Ruby Pendant in Original Case
Edwardian 15ct Gold & Platinum, Opal, Diamond & Ruby Pendant in Original Case £2,950 Rare Quick View
Early 20th Century Ruby & Diamond Pendant set with a Large Opal on a Platinum Chain in the Original Case
Early 20th Century Ruby & Diamond Pendant set with a Large Opal on a Platinum Chain in the Original Case £18,000 Rare Quick View
Edwardian 18ct gold and Five Stone Precious Opal Ring
Edwardian 18ct gold and Five Stone Precious Opal Ring £1,875 Quick View
Edwardian 15ct Gold & Silver, Heart Shaped Pendant set with a Pink Tourmaline, Diamonds & Natural Split Pearls
Edwardian 15ct Gold & Silver, Heart Shaped Pendant set with a Pink Tourmaline, Diamonds & Natural Split Pearls £4,950 Quick View
Victorian 9ct Gold Heart Shaped Pendant set with an Opal
Victorian 9ct Gold Heart Shaped Pendant set with an Opal £1,650 Quick View
Mid 20th Century 15ct Gold Large Cabochon Cut Opal Earrings
Mid 20th Century 15ct Gold Large Cabochon Cut Opal Earrings £1,650 Quick View
Edwardian 18ct Gold, Cabochon Opal & Diamond Ring
Edwardian 18ct Gold, Cabochon Opal & Diamond Ring £1,650 Quick View
Early 19th Century 15ct Gold Lover's Knot & Heart Ring set with Opals
Early 19th Century 15ct Gold Lover's Knot & Heart Ring set with Opals £2,850 Quick View
French Art Nouveau 18ct Gold & Platinum Brooch Set with a Cabochon Opal & Diamonds
French Art Nouveau 18ct Gold & Platinum Brooch Set with a Cabochon Opal & Diamonds £2,250 Quick View