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Vintage Rolex Daytona Ref. 6263 (circa 1975) crafted in stainless steel, featuring the iconic Sigma dial with silver finish, black subdials, and Tritium luminous hands and markers. Powered by the manual-wind Rolex Calibre 727 chronograph movement, this 37 mm Daytona is a highly collectible timepiece from Rolex’s golden racing era. Serial 3986XXX. Condition: Vintage. Box & Papers: Not included. Authenticated, verified, and serviced by Rex Watches NYC, backed by our in-house quality guarantee.

Rolex Daytona Ref. 6263 Sigma Dial

$89,995.00

Certified by Watch CSA

The Leading Independent 3rd Party Provider of Watch Authentication

Why We Love This Watch

Vintage Rolex Daytona Ref. 6263 (circa 1975) crafted in stainless steel, featuring the iconic Sigma dial with silver finish, black subdials, and Tritium luminous hands and markers. Powered by the manual-wind Rolex Calibre 727 chronograph movement, this 37 mm Daytona is a highly collectible timepiece from Rolex’s golden racing era. Serial 3986XXX. Condition: Vintage. Box & Papers: Not included. Authenticated, verified, and serviced by Rex Watches NYC, backed by our in-house quality guarantee.

Product Specifications Table

Watch Details Case & Bezel Movement Bracelet / Strap
Brand: Rolex Material: Stainless Steel Calibre: Rolex 727 Material: Stainless Steel
Model Name: Daytona Crystal: Acrylic Type: Manual Wind Type: Oyster Bracelet
Reference / Ref.: 6263 Bezel: Stainless Steel Tachymetric (Fixed) Power Reserve: Not listed Clasp: Oysterclasp
Year: Circa 1975 Size: 37 mm Case Complication(s): Chronograph
Condition: Vintage Dial: Silver w/ Index Hour Markers, Tritium Hands & Lume
Gender: Men’s / Unisex Case Back: Solid
Serial: 3986XXX
Box & Papers: No Box or Papers

Description

The Rolex Daytona Ref. 6263 (Sigma Dial), available at Rex Watches NYC, represents one of the most iconic and collectible vintage chronographs ever produced. Introduced in the mid-1970s, this reference embodies the spirit of Rolex’s motorsport heritage, combining rugged functionality with timeless aesthetics.

The 37 mm stainless steel case features a fixed stainless steel tachymetric bezel, used to calculate average speed — a hallmark of Rolex’s racing pedigree. Its silver Sigma dial, distinguished by small “σ SWISS σ” markings at 6 o’clock, indicates the use of gold for the applied hour markers — a detail cherished by collectors. The contrasting black subdials enhance legibility, while the original Tritium lume adds authentic vintage character.

Inside, the manually wound Calibre 727 powers the chronograph function, celebrated for its reliability and precision during Rolex’s pre-automatic Daytona era. The solid caseback and acrylic crystal maintain the watch’s classic proportions and 1970s charm. (bobswatches.com)

This piece, serial 3986XXX, dates to circa 1975 and remains in Vintage condition with natural patina throughout — an authentic hallmark of originality. The stainless steel Oyster bracelet with Oysterclasp completes its period-correct presentation.

The Daytona 6263 Sigma Dial remains a cornerstone in Rolex collecting, admired for its rarity, design purity, and mechanical excellence.

At Rex Watches NYC, located at 44 West 47th Street, New York, NY 10036, every vintage Rolex undergoes full authentication, verification, and service by our in-house experts. For inquiries or appointments, contact info@rexwatchesnycshop.com

Athenticity

Certificates are issued by Watch CSA, the industry’s leading independent authority on watch authentication. Watch CSA Certified Pre-Owned certificates are provided for an additional fee at checkout. All watches are shipped to fit the average size wrist (7 1/4″ – 7 1/2″ for men and 6 1/4″ – 6 1/2″ for women). Additional links can be purchased if needed. Note that “B&P” means “box and papers” where stated.

This pre-owned Breitling comes with Bob’s Watches one year warranty

This order is ready for shipment within one (1) business day after the order has been approved and processed. All watch orders are shipped FedEx overnight and are fully insured at no charge to the customer. Please be advised that for any deliveries from Bob’s Watches, a recipient aged 21 years or older must be present to provide a signature upon receipt of the package.

For more information on shipping, please visit our shipping page.
For further details on returns, please check out our return policy page.

This order is ready for shipment within one (1) business day after the order has been approved and processed. All watch orders are shipped FedEx overnight and are fully insured at no charge to the customer. Please be advised that for any deliveries from Bob’s Watches, a recipient aged 21 years or older must be present to provide a signature upon receipt of the package.

For more information on shipping, please visit our shipping page.
For further details on returns, please check out our return policy page.

The reviews

What People Are Saying

Overall great experience and Bob’s Watches made it a seamless, simple process. I sold a Rolex and worked with Max who was excellent to work with. Would consider Bob’s Watches again for sale or purchase of Rolex.
Chris L.
Miami
Amazing customer service!! I sent an email inquiring about a piece and was quickly contacted by a representative who helped me out. Overnight shipping and 3 days to checkout the watch or return it for no cost. No better place to pick up a watch.
Cody W.
Los Angeles
Never had purchased a pre-owned watch until Bob’s. My experience was outstanding in every way. Will use Bob’s again for my next purchase.
Gary H.
New York

Quality Assurance

  • Authenticity Guarantee: Every Breitling A37340351G1A1 timepiece at Bob’s Watches are 100% Authentic.
  • Detailed Inspection Process: Each Premier watch is meticulously inspected for quality, and performance.
  • Professional Servicing: We perform any necessary servicing and maintenance on all timepieces to maintain optimal performance.
  • Comprehensive Warranty: Bob’s Watches offers a comprehensive 1 year service warranty on all watches.

Morereasons

To Buy From Rex

Choosing Bob’s Watches for your luxury watch purchase ensures unparalleled authenticity and quality. Our stringent authentication process, performed by a team of experts, guarantees that every watch is genuine and original. We offer certified pre-owned watches that meet our high standards for condition and functionality, giving you peace of mind with your Breitling investment. Additionally, our in-house professional servicing ensures that each timepiece is meticulously maintained and performs at its best. Finally, our comprehensive warranty provides long-term support, covering parts and labor.

About Breitling Watches

Breitling’s story began in 1884 when Leon Breitling founded his namesake company in Saint-Imier, Switzerland. With a passion for chronographs and precision timekeeping, Breitling quickly established itself as a pioneer in the world of aviation watches. Throughout Breitling watch’s history, the brand has been synonymous with quality, reliability, and innovation, creating timepieces that have accompanied adventurers, athletes, and aviators on their most daring escapades. From the introduction of the first wrist-worn chronograph in 1915 to the development of the iconic Navitimer in 1952, Breitling has consistently pushed the boundaries of watchmaking. The brand’s commitment to excellence and its strong ties to the world of aviation have earned it a reputation as one of the most respected names in the industry.

Our Authenticity Guarantee

We are proud to present a collection of authentic, unworn or pre-owned luxury watches that have been rigorously verified for authenticity. Each timepiece is subject to an extensive authentication procedure, ensuring that every purchase is made with assurance and worn with prestige. We guarantee a shopping experience free from counterfeits.