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The Encyclopedia of Horology

Wristwatch · Triple calendar wristwatch

Franck Muller Master Calendar Reference 2852 MC

Partially verified

This Franck Muller Master Calendar wristwatch, reference 2852 MC, is an 18K yellow gold timepiece produced circa 2000. It features a tonneau-shaped, water-resistant case measuring 31 x 43 mm with a thickness of 11 mm. The two-body case is polished and brushed, secured by four screws on the case back, and fitted with curved lugs. The dial is silver with a guilloché finish, displaying painted radial Arabic numerals and a concentric graduation scale for the days of the month. Two apertures indicate the day of the week and the month, and the watch is equipped with blued double spade hands and a center seconds hand. Powering the watch is the self-winding Caliber 2800, a rhodium-plated movement with 21 jewels and a straight-line lever escapement. The watch is completed with an 18K yellow gold Cellini deployant clasp and is signed on the dial, case, and movement.

A front view of the Franck Muller Master Calendar wristwatch, showing the silver guilloché dial, Arabic numerals, calendar apertures, and brown leather strap.
A front view of the Franck Muller Master Calendar wristwatch, showing the silver guilloché dial, Arabic numerals, calendar apertures, and brown leather strap. — Antiquorum. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
catalog.antiquorum.swiss
Category
Wristwatch · Triple calendar wristwatch
Maker / attribution
Franck Muller
Reference
2852 MC
Catalogue / lot identifier
245
Source-reported date
circa 2000
Source-reported place
Switzerland
Source-reported serial
13

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

Case and Dial Construction

The watch is housed in a tonneau-shaped, 18K yellow gold case featuring a combination of polished and brushed surfaces. It is designed to be water-resistant and includes a case back secured by four screws, as well as curved lugs and a sapphire crystal. The overall dimensions of the case are 31 x 43 mm with a 11 mm thickness.

The dial is rendered in silver with a guilloché decoration. It features painted radial Arabic numerals for timekeeping and a concentric scale graduation used for tracking the days of the month. Time is indicated by blued double spade hands, with additional information provided through dedicated apertures for the day of the week and the month. The object is paired with an 18K yellow gold Cellini deployant clasp.

Evidence for this section
  • “Fine, tonneau-shaped, self-winding, water-resistant, center seconds, 18K yellow gold wristwatch”
  • “Two-body, solid, polished and brushed, case back with 4 screws, curved lugs, sapphire crystal.”
  • “Guilloché silver with painted radial Arabic numerals, concentric graduation for the days of the month, apertures for the days of the week and the months.”

Movement and Technical Specifications

The timepiece operates on the Franck Muller Caliber 2800, a self-winding mechanical movement. The caliber is rhodium-plated and decorated with fausses cotes. It comprises 21 jewels and employs a straight-line lever escapement.

Technical regulation of the movement is managed by a monometallic balance adjusted to eight positions. Further features include a shock absorber, a self-compensating flat balance spring, a micrometer regulator, and a hack mechanism.

Evidence for this section
  • “Cal. 2800, rhodium-plated, fausses cotes decoration, 21 jewels”
  • “straight-line lever escapement, monometallic balance adjusted to 8 positions, shock absorber, selfcompensating flat balance spring, micrometer regulator, hack mechanism.”
  • “Overhaul recommended, at buyer's expense”

Authenticity and Identification

The watch is identified as the "Master Calendar" model, reference 2852 MC, with the individual case number 13. According to the provided data, it was produced circa 2000.

The auction description confirms that the watch is signed on the dial, the case, and the movement, ensuring consistency across its primary components.

Evidence for this section
  • “Franck Muller, Genève, "Master Calendar," case No. 13, Ref. 2852 MC.”
  • “Made in circa 2000.”
  • “Dial, case and movement signed.”

Open research questions

  • What specific adjustments define the eight positions mentioned in the movement description?
  • Is the Cellini deployant clasp an original factory-fitted component for this specific reference?

Source evidence

Recorded claims and source quotations for Franck Muller Master Calendar Reference 2852 MC
FieldSource-reported valueSource quotation
MakerFranck Muller“Franck Muller, Genève”
Reference2852 MC“Ref. 2852 MC”
Case Number13“case No. 13”
MovementCal. 2800“M. Cal. 2800”
Dimensions31 x 43 mm“Dim. 31 x 43 mm”
Material18K yellow gold“18K yellow gold wristwatch”
Condition ReportMovement overhaul recommended“Overhaul recommended, at buyer's expense”

Visible details

  • Guilloché silver dial with radial numerals
  • Tonneau-shaped case design
  • Day and month display apertures
  • Blued double spade hands

Research qualifications

  • Overhaul recommended for the movement according to the auction house report
  • Specific production year is an approximation

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

Consulted source

Franck Muller - Yellow Gold Master Calendar Franck Muller, Genève, "Master Calendar," case No. 13, Ref. 2852 MC. Made in circa 2000. Fine, tonneau-shaped, self-winding, water-resistant, center seconds, 18K yellow gold wristwatch with triple date calendar and an 18K yellow gold Cellini deployant clasp. To be sold without reserve

Reviewed 2026-10-26 · Record 3ad08a343b

Terms in this record

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

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