{"product_id":"masonic-green-onyx-stone","title":"Vintage Masonic Square Compass Emblem Green Onyx Cabochon 12x12mm Pre-1974","description":"\u003cp\u003eA vintage Masonic square and compass emblem mounted on a cushion-cut green onyx cabochon, 12x12mm, from the retired jeweler's personal collection. The Square and Compass with the letter G is rendered in warm yellow metal consistent with 10k gold, though purity is unverified — it is assumed 10k gold or gold filled based on the age and quality of the piece, which dates to 1974 at the latest.\u003c\/p\u003e\u003cp\u003eThe green onyx provides a clean, vivid backdrop for the emblem. The cushion shape and polished surface are classic for mid-century Masonic jewelry. This type of piece was traditionally used as a ring face, pendant, or tie tack centerpiece, and can be set or repurposed accordingly.\u003c\/p\u003e\u003cp\u003eFrom the retired jeweler's personal collection, pre-1974. One piece only.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStone: Green Onyx cabochon\u003c\/li\u003e\n\u003cli\u003eEmblem: Square and Compass with G, yellow metal (assumed 10k gold or gold filled, unverified)\u003c\/li\u003e\n\u003cli\u003eTotal weight: 3.95 carats (stone and metal combined)\u003c\/li\u003e\n\u003cli\u003eDimensions: 12x12mm\u003c\/li\u003e\n\u003cli\u003eForm: Cushion cabochon with applied Masonic emblem\u003c\/li\u003e\n\u003cli\u003eProvenance: Retired jeweler's collection, pre-1974\u003c\/li\u003e\n\u003cli\u003eCondition: Vintage, unmounted\u003c\/li\u003e\n\u003cli\u003eQuantity: 1 piece only\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VAEL Designs","offers":[{"title":"Default Title","offer_id":46799225618593,"sku":"GEMS-0014","price":48.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/5279\/4157\/files\/loose-gemstones-vintage-masonic-square-compass-emblem-green-onyx-cabochon-12x12mm-pre-1974-1252210954.jpg?v=1785560350","url":"https:\/\/www.vaeldesigns.com\/products\/masonic-green-onyx-stone","provider":"VAEL Designs","version":"1.0","type":"link"}