{"product_id":"rolex-submariner-date-40-mm-116618lb1-preowned","title":"Rolex Submariner Date 40 mm 116618LB1 Yellow Gold Blue","description":"\u003cp\u003eThe Rolex Submariner Date 116618LB1 is a 40mm 18k yellow gold dive watch featuring a vivid blue dial, blue ceramic Cerachrom bezel insert, and Rolex's iconic Oyster bracelet — one of the most coveted configurations in the entire Submariner lineup. This certified authentic used example is available now at Bizak \u0026amp; Co., offering collectors a chance to own a flagship Rolex sports watch in precious metal at a pre-owned value.\u003c\/p\u003e\n\u003cp\u003eThe 116618LB1 stands apart through its rare combination of full yellow gold construction, a scratch-resistant blue ceramic bezel, and a rich blue dial that deepens in tone under different lighting — a pairing that signals both sporting utility and luxury status. Contact Bizak \u0026amp; Co. today to inquire about this reference or browse our curated collection of pre-owned Rolex watches for sale online.\u003c\/p\u003e\n\u003cp\u003eCompare it across \u003ca href=\"\/collections\/rolex-submariner-date\"\u003eevery Submariner Date reference we carry\u003c\/a\u003e, or browse the full \u003ca href=\"\/collections\/rolex\"\u003eRolex collection\u003c\/a\u003e at Bizak \u0026amp; Co.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuy this Submariner Date, trade in your current watch, or sell us yours.\u003c\/strong\u003e Contact Bizak \u0026amp; Co. to make an offer or request a fair-market valuation.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What makes the Rolex Submariner Date 116618LB1 special?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 116618LB1 is the full 18k yellow gold Submariner Date with a blue ceramic Cerachrom bezel and blue dial — a combination that represents the apex of the Submariner range. The LB suffix specifically denotes this blue-on-blue color pairing, which is considered by collectors to be one of Rolex's most iconic and visually cohesive configurations. It combines genuine 300-meter dive capability with precious-metal luxury in a single 40mm package.\"}},{\"@type\":\"Question\",\"name\":\"What movement powers the Rolex Submariner Date 116618LB1?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 116618LB1 is powered by a Rolex automatic self-winding movement certified to the brand's Superlative Chronometer standard, which holds movements to a stricter accuracy tolerance than standard COSC certification. The movement is entirely designed, manufactured, and regulated in-house by Rolex. Specific caliber details can be confirmed with Bizak \u0026 Co. upon inquiry.\"}},{\"@type\":\"Question\",\"name\":\"What is the case size of the Rolex Submariner Date 116618LB1?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The Submariner Date 116618LB1 features a 40mm Oyster case crafted entirely in 18k yellow gold. This is the classic Submariner case diameter that defined the model for decades before the introduction of the 41mm 126618 generation. Many collectors actively seek the 40mm references for their slightly slimmer profile and vintage-connected proportions.\"}},{\"@type\":\"Question\",\"name\":\"Is the Rolex Submariner Date 116618LB1 suitable for everyday wear?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Absolutely — the Submariner was engineered as a professional dive instrument and the 116618LB1 retains a full 300-meter water resistance rating, a screw-down crown, and a scratch-resistant ceramic bezel, making it highly durable in daily use. The yellow gold construction is robust 18k gold rather than plating, so it ages gracefully with normal wear. Its versatility across formal and casual contexts makes it one of the most wearable luxury sport watches ever made.\"}},{\"@type\":\"Question\",\"name\":\"What is the dial and bezel like on the 116618LB1?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The dial is blue with applied 18k yellow gold hour markers and matching Mercedes hands, all with luminescent fill for underwater and low-light readability, plus a date window at 3 o'clock magnified by Rolex's Cyclops lens. The bezel insert is Rolex's proprietary Cerachrom ceramic in blue, engraved with a 60-minute graduated diving scale and filled with platinum-colored lacquer. Ceramic is virtually scratch-proof and UV-stable, so the vivid blue color will not fade.\"}},{\"@type\":\"Question\",\"name\":\"Is the 116618LB1 a good buy and how can I purchase it from Bizak \u0026 Co.?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The yellow gold blue Submariner 116618LB1 is widely regarded as a sound long-term hold — gold Submariners have historically retained and appreciated in value, and the blue-dial LB configuration is among the most sought-after variants. Buying this certified authentic pre-owned example from Bizak \u0026 Co. allows you to acquire it below new retail pricing while receiving a fully vetted, authentic watch. Contact Bizak \u0026 Co. through bizakandco.com to inquire, ask questions, or buy this reference online today.\"}}]}\u003c\/script\u003e","brand":"Rolex","offers":[{"title":"Default Title","offer_id":48860081520875,"sku":"116618LB1","price":26039.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/8688\/7147\/files\/116618LB1_4db22505-94f1-4e20-a2e9-c3b2466e203b.jpg?v=1781359854","url":"https:\/\/bizakandco.com\/products\/rolex-submariner-date-40-mm-116618lb1-preowned","provider":"Bizak \u0026 Co.","version":"1.0","type":"link"}