{"product_id":"c1978-serviced-rolex-vintage-datejust-1601-σ-rail-dial-36mm-cal-1570-1605","title":"c1978 Serviced ROLEX Vintage DateJust 1601 σ Rail Dial 36mm cal.1570 #1605","description":"\u003cp\u003e\u003cstrong\u003eCondition Rank : Very Good\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e(Full serviced on August 10, 2026)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e[Description of services]\u003cbr\u003eFull disassembly, cleaning, inspection, lubrication, and assembly.\u003c\/p\u003e\n\u003cp\u003e[Originality Verified] - Authentic Original\u003cbr\u003eThis Rolex Datejust Ref.1601 is judged original and period-correct in its main configuration.\u003c\/p\u003e\n\u003cp\u003e[Features]\u003cbr\u003eRolex Datejust Ref.1601 \/ cal.1570 (w\/hack) \/ 19,800 bph \/ 36mm case (excluding crown) \/ 20mm lug\u003cbr\u003eYear of manufacture: c.1978 \/ Serial No: 513xxxx\u003cbr\u003e30m water-resistance test passed.\u003c\/p\u003e\n\u003cp\u003e[Collector’s Notes]\u003cbr\u003eThe dial has sigma marks at 6 o’clock, indicating the use of gold on the dial furniture.\u003cbr\u003eIt is also a so-called rail dial, where the two chronometer lines create a distinct vertical split through the center. This layout is sometimes called “center split” in Japan.\u003c\/p\u003e\n\u003cp\u003e[Dial] : Excellent\u003cbr\u003eIt appears original. No clear signs of redial, repainting, or relume.\u003c\/p\u003e\n\u003cp\u003e[Hands] : Very Good\u003cbr\u003eThey appear original, with no clear signs of replacement or relume.\u003c\/p\u003e\n\u003cp\u003e[Crystal] : Very Good\u003cbr\u003ePlexiglass.\u003c\/p\u003e\n\u003cp\u003e[Case, crown and back of the case] : Very Good\u003cbr\u003eCrown screw-in is good (approx. 1.2 turns to unlock). The serial engraving is clear.\u003c\/p\u003e\n\u003cp\u003e[Band] : New\u003cbr\u003eNew aftermarket leather strap, not Rolex.\u003c\/p\u003e\n\u003cp\u003e[Action] : Very Good\u003cbr\u003eAutomatic winding, hand-winding, time-setting, and date change around midnight work properly.\u003c\/p\u003e\n\u003cp\u003e[Accuracy] : Very Good\u003cbr\u003eAbout -3 to +13 sec\/day. (Measured by Timegrapher)\u003c\/p\u003e","brand":"Cadran Patiné","offers":[{"title":"Default Title","offer_id":54205591748905,"sku":null,"price":720000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/6191\/6457\/files\/DSC05820.jpg?v=1789700434","url":"https:\/\/cadran-patine.com\/products\/c1978-serviced-rolex-vintage-datejust-1601-%cf%83-rail-dial-36mm-cal-1570-1605","provider":"Cadran Patiné","version":"1.0","type":"link"}