{"product_id":"rolex-day-date-1803-1973","title":"Rolex Day-Date 1803 Linen Sigma Dial (1973)","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference\u003c\/strong\u003e: 1803\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMovement\u003c\/strong\u003e: Automatic Rolex Cal. 1556\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAge\u003c\/strong\u003e: 1973\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Size\u003c\/strong\u003e: 36mm\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Condition:\u003c\/strong\u003e Very good. \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBracelet Condition\u003c\/strong\u003e: Very good.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBox \u0026amp; Papers\u003c\/strong\u003e: Watch only\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Material\u003c\/strong\u003e: 18k yellow gold\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMost ref. 1803s are desirable. This one is exceptional, and the dial is the reason.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe linen finish creates a fine crosshatch texture across the surface that shifts with the light in a way a plain dial simply cannot. Up close it has real depth and movement. At a glance it reads as quietly refined. It is one of those details that rewards attention, and once you have seen it, plain dials start to look a little flat by comparison.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe Sigma designation at 6 o'clock confirms the use of precious metal components within the dial construction, a detail that matters to serious collectors and adds another layer of legitimacy to an already interesting piece.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 18K yellow gold case is in fantastic condition, with strong edges across the lugs and a well-defined fluted bezel. The Calibre 1556 automatic has been fully inspected and is running well.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFitted with a brown leather strap. The day wheel is Spanish, consistent with the watch's provenance.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eAccessories\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThis watch comes with its original green Rolex box, original guarantee papers recording the original sale in Spain in 1974, a Spanish Day-Date booklet and supporting Spanish literature, and a matching Spanish day wheel. The consistency across papers, booklets, and day wheel makes this a cohesive and genuinely rare set.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWhy this one\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eLinen dial Day-Dates attract serious attention on their own. Add a Sigma signature, full original paperwork, a documented Spanish market provenance, and a matching day wheel, and you have something considerably more compelling than a standard 1803. This is a collector's watch in every sense, and the set makes it nearly impossible to replicate.\u003c\/p\u003e","brand":"Rolex","offers":[{"title":"Default Title","offer_id":58200517935488,"sku":null,"price":1.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/6550\/8289\/files\/DSC08651.webp?v=1780477459","url":"https:\/\/cotswoldtime.com\/products\/rolex-day-date-1803-1973","provider":"Cotswold Time Company","version":"1.0","type":"link"}