Skip to content
The Encyclopedia of Horology

Wristwatch · Chronograph

Rolex Oyster Cosmograph 'Oman', Reference 6265

Partially verified

This yellow gold chronograph wristwatch is a Rolex Oyster Cosmograph, reference 6265, dating to circa 1974. The auction house reports that it was retailed by Asprey and made for the Sultanate of Oman. The 18-karat yellow gold case measures 37 mm in diameter and houses a manual-winding caliber 727 movement with 17 jewels. Its black dial features gilt subsidiary dials, sigma markings flanking 'T SWISS T' at 6 o'clock, and a red Khanjar dagger-and-swords emblem printed beneath the Rolex coronet and 'ROLEX OYSTER' text at 12 o'clock. The watch is fitted with an 18-karat yellow gold riveted Oyster bracelet with endlinks stamped 71.

Rolex Oyster Cosmograph Ref. 6265 in 18K yellow gold with black dial featuring the red Khanjar emblem.
Rolex Oyster Cosmograph Ref. 6265 in 18K yellow gold with black dial featuring the red Khanjar emblem. — Phillips. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
www.phillips.com
Category
Wristwatch · Chronograph
Maker / attribution
Rolex
Reference
6265
Catalogue / lot identifier
878
Source-reported date
Circa 1974
Country
Switzerland
Source-reported serial
3'752'011

Source-reported attribution and specifications are not independent authentication. A listing does not establish present ownership, current display, availability or permission to reproduce.

Object description

Identity and Provenance

This timepiece is an 18K yellow gold Rolex Oyster Cosmograph, reference 6265, dating to circa 1974. It is identified by case number 3'752'011. The source reports that the piece was commissioned for the Sultanate of Oman and retailed by Asprey.

The dial features a red-printed Khanjar emblem, positioned beneath the 'ROLEX OYSTER' text at 12 o'clock. The inclusion of this emblem and the retailer's association are presented by the source as evidence of royal provenance.

Evidence for this section
  • “Reference No 6265, repeated inside caseback”
  • “Case No 3'752'011, repeated inside caseback”
  • “retailed by Asprey made for the Sultanate of Oman”
  • “red “Khanjar” at 12 o’clock”

Mechanism and Construction

The watch contains a manual-winding caliber 727 movement with 17 jewels. It is fitted with an 18K yellow gold riveted Oyster bracelet with endlinks stamped '71'. The deployant clasp is stamped '7205' and 'K10'.

The source notes that gold versions of this reference feature an engraved movement number on the plate behind the balance wheel, a characteristic associated with chronometer-certified pieces of this period.

Evidence for this section
  • “Calibre Manual, cal. 727, 17 jewels”
  • “18K yellow gold Rolex Oyster riveted bracelet, endlinks stamped "71"”
  • “18K yellow gold Rolex Oyster deployant clasp stamped "7205" and "K10"”
  • “Gold versions also feature an engraved movement number on the plate behind the balance wheel”

Reported Features

The source attributes the special status of the watch to specific engravings, including the Asprey retailer signature on the caseback and the internal matching of the serial number. These features are not visible in the provided dial photograph.

A small hole on the outer caseback near the 'teeth' is identified by the source as being consistent with the Rolex manufacturing process used for their commissioned engravings.

Evidence for this section
  • “caseback further signed by retailer”
  • “inner caseback is engraved with the same serial number as stamped between the lugs”
  • “small hole on the outer caseback near the "teeth" is consistent with Rolex’s engraved casebacks”

Open research questions

  • Does the serial number on the movement plate confirm chronometer certification for this specific serial number?
  • What is the exact text of the retailer engraving on the caseback?
  • Is there documentation confirming the distribution of this specific case number to the Sultanate of Oman?

Source evidence

Recorded claims and source quotations for Rolex Oyster Cosmograph 'Oman', Reference 6265
FieldSource-reported valueSource quotation
Reference6265“Reference No 6265, repeated inside caseback”
Case Number3'752'011“Case No 3'752'011, repeated inside caseback”
CalibreManual, cal. 727, 17 jewels“Calibre Manual, cal. 727, 17 jewels”
Material18K yellow gold“Material 18K yellow gold”
Dimensions37mm diameter“Dimensions 37mm diameter”
RetailerAsprey“retailed by Asprey made for the Sultanate of Oman”
Bracelet Maximum Length180mm“max length 180mm”
Dimensions37mm diameter“Dimensions 37mm diameter”

Visible details

  • Matte black dial with applied baton hour markers and three champagne/gilt subsidiary dials at 3, 6, and 9 o'clock.
  • Red printed Khanjar national emblem positioned below 'ROLEX OYSTER' at 12 o'clock.
  • Text 'COSMOGRAPH' curved above the 6 o'clock sub-dial, with 'O T SWISS T O' at the bottom perimeter.
  • 18K yellow gold tachymeter bezel calibrated to 200 units per hour.
  • Yellow gold screw-down pushers and a threaded winding crown with the Rolex coronet.
  • Yellow gold riveted Oyster bracelet attached to the case.

Research qualifications

  • Caseback interior, Asprey retailer engraving, and caliber 727 movement are reported by the auction catalogue but not visible in the provided front dial photograph.

Photograph identity and source facts were screened before import; rights clearance remains pending.

Consulted source

Rolex The Hong Kong Watch Auction: XIX

Reviewed 2026-10-25 · Record 870c08e70a

Terms in this record

Glossary explanations for terms named in this object’s record.

Other chronograph records