{"product_id":"vintage-rolex-day-date-obsidian-stone-18238-dallas","title":"Rolex Day-Date 18238","description":"\u003cp\u003eThe 18238 represents the \"Golden Era\" of the Day-Date, introducing the Double Quickset Calibre 3155 to the collection’s iconic 36mm silhouette. This 1990 example features a rare obsidian stone dial, a specialized factory option that replaces traditional lacquer with a wafer-thin slice of volcanic glass. The natural banding of the obsidian ensures that no two dials are ever identical, making it a highly coveted piece among vintage collectors. It is a \u003ca href=\"https:\/\/grandcaliber.com\/collections\/rolex-watches\" title=\"unisex vintage rolex watches at grand caliber dfw\"\u003eRolex watch\u003c\/a\u003e that carries the weight of geological history.\u003c\/p\u003e\n\u003cp\u003eBrand: Rolex\u003cbr\u003eModel: Day Date\u003cbr\u003eReference: 18238\u003cbr\u003eCase Material: Yellow Gold\u003cbr\u003eBracelet Material: Yellow Gold\u003cbr\u003eSize: 36mm\u003cbr\u003eDial Color: Obsidian Stone\u003cbr\u003eBezel Material: Yellow Gold\u003cbr\u003eDate: 1990\u003cbr\u003eCondition: Pre-Owned\u003cbr\u003eIncluded Items: Watch with original papers\u003cbr\u003eMovement: Automatic\u003cbr\u003eCrystal: Sapphire Crystal\u003cbr\u003eWater Resistance: 10 ATM\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eStock ID: 418U6\u003c\/p\u003e","brand":"Rolex","offers":[{"title":"Default Title","offer_id":47986603327732,"sku":"418U6","price":28980.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/9159\/5764\/files\/Rolex_Day-Date_18238.jpg?v=1775846119","url":"https:\/\/grandcaliber.com\/products\/vintage-rolex-day-date-obsidian-stone-18238-dallas","provider":"Grand Caliber","version":"1.0","type":"link"}