{"product_id":"vintage-masonic-signet-ring-in-18kt-gold","title":"Vintage 18 Carat Yellow Gold Masonic Onyx Signet Ring, Circa 1970","description":"\u003cp style=\"white-space: pre-wrap;\"\u003eA vintage Masonic signet ring crafted in 18 carat yellow gold, featuring the classic square and compasses emblem to the centre. The symbol is set against a black onyx oval panel, creating a clean contrast against the warm gold mount. The ring has a traditional signet form with softly tapered shoulders and a solid, wearable feel.\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cbr\u003eRing Size: UK V\u003cbr\u003eUS Size: Approximately US 10.75\u003cbr\u003eEU Size: Approximately EU 63.5\u003cbr\u003eWeight: 8.5 grams\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003eYear: Vintage, 1970s\u003cbr\u003eMetal: 18 carat yellow gold\u003cbr\u003eOther details: Signet ring; Masonic square and compasses motif; hallmarked 750\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eStone \/ Panel:\u003c\/strong\u003e\u003cbr\u003eType of Stone: Black onyx\u003cbr\u003eCut: Oval plaque \/ tablet\u003cbr\u003eClarity: Opaque\u003cbr\u003eColour: Black\u003cbr\u003eTreatment: Not tested\u003cbr\u003eTotal Carat Weight: Not stated\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e\u003cbr\u003eGood vintage condition overall\u003c\/p\u003e","brand":"Mozeris Fine Antiques","offers":[{"title":"Default Title","offer_id":61998803419523,"sku":"MFA-SQ1572966","price":1685.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0937\/8355\/6483\/files\/2026-04-15_11-55-22_28B_2CR8_2CS4_29.webp?v=1784048600","url":"https:\/\/jewellerydiscovery.co.uk\/products\/vintage-masonic-signet-ring-in-18kt-gold","provider":"Jewellery Discovery","version":"1.0","type":"link"}