Watch Facts

Quiz: 2023.12.10 Quiz (Perpetual Calendar)

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Patek Philippe Ref.5550P Advanced Research (2011)

is a very very special watch. Much of the internal components uses the brands (at the time) newest silicon called Silinvar. In this watch it’s using the GyromaxSi balance wheel. The shape of the wheel looks like an hour glass with inlaid gold added for weight. Two other parts also using this new material are the Pulsomax escapement and the Spiromax balance spring. The combination of these three components involved in the energy transfer of the watch are together called “Oscillomax.” The caliber 240 Q Si is based on the existing ultra-thin perpetual calendar caliber 240 Q automatic movement. The Si version has a power reserve of 70 hours – compared to the original’s 48 hours. “Advanced Research” printed on the dial above six o’clock. PT Platinum 950 case in 37.2mm. Limited to 300pcs.

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VACHERON CONSTANTIN Ladies Traditionnelle Perpetual Calendar Ultra Thin (2022)
  • 18k white or pink gold case in 36.5mm, 8.43mm thick; diamond set bezel and lugs with 76 round cut diamonds, mother of pearl dial; diamond crown. P
  • aired with blue or rose leather strap with interchangeability; finished with matching gold tang buckle with 17 diamonds. Sapphire display caseback.
  • Automatic in house calibre 1120QP
  • Priced at USD$87,500
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PANERAI Luminor Goldtech Calendario Perpetuo PAM01269 (2022)
  • GoldTech case in 44mm with sapphire display caseback.
  • Automatic micro-rotor perpetual calendar calibre P.4100 movement, all setting can be achieved via the crown in any direction. Leap year, year, month and power reserve are shown on the movement side. GMT function.
  • Power reserve is 72hrs
  • Limited to 33pcs
  • Priced at 76,000€
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Longines Conquest V.H.P. GMT Flash Setting (2018)

Stainless steel case available in 41 or 43mm. Quartz 4 hands L288.2 movement with perpetual calendar, accuracy is +/- 5 seconds per year. Light pulsation to set local and home time thru smart phone. Over 15 patents on this watch, including auto correct setting / long battery life / magnetic fields resistance / smart crown, etc. Priced from 1250CHF 1550CHF

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Jaeger LeCoultre Master Grande Tradition Repetition Minutes Perpetuelle (2019)
  • 18k white gold case in 43mm.
  • Automatic calibre 950 with winding rotor positioned between the perpetual calendar and minute repeater mechanisms.
  • The gongs are extra long and travels between the dial side to the movement side; maximizing the space that boosts its capacity for the sound transmission.
  • Signature chime innovations of Jaeger-LeCoultre are the square gong cross sections and the articulated “trebuchet” hammers, ensuring the gongs are struck with the greatest impact and the least interference from hammer recoil.
  • 50m water resistance Power reserve is at 38hrs Limited to 30pcs.
  • Priced at 250,000.00€
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IWC Portugieser Sidérale Scafusia (2011)

possibly the most complicated IWC watch. 18-carat red gold case at 46mm. Mechanical Hand-wound movement with 2 barrels, Breguet spring, 96-hour power reserve. Constant-force tourbillon and small seconds at 9 o’clock. Sidereal time at 12 o’clock. On the BACK SIDE- Perpetual calendar with leap year display and absolute day of the year, Celestial chart showing horizon, ecliptic and celestial equator. Indication for day, night and twilight. Display for sunrise and sunset. Made to order configuration, limitless combinations. Price at approximately CHF750,000.00

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MB&F Legacy Machine Perpetual in Titanium (2018)

The case is in grade 5 titanium, that can be mirror polished; in 44mm. The movement for the MB&F LM Perpetual Titanium was developed in-house as an integrated perpetual calendar by Stephen McDonnell. The manual wound movement composed of 581 parts, is composed of double mainspring barrels, unique 14 mm balance wheel with traditional regulating screws visible on top of the movement, internal bevel angles, Geneva stripes, 41 jewels and handmade engravings. The movement has a frequency of 18,000 vph, with a 3-day power reserve. Limited to 50 pieces. Priced at US$148,000.00

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H. Moser Heritage Perpetual Calendar Midnight Blue Enamel (2021)

18k white gold case in 42mm with a thickness of 12.6mm; midnight blue fume Grand Feu enamel, engraved caseband with blue enamel. Manual winding perpetual calendar movement calibre HMC 800; interchangeable Moser escapement, Straumann hairspring. Power reserve is 7 days Limited to 20pcs Priced at CHF99,000

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Graff MasterGraff Perpetual Calendar

A Emerald-set MasterGraff Perpetual Calendar with translucent dial. Automatic Graff Caliber 7 (MHC base) with 50-hour power reserve and one-minute flying tourbillon, perpetual calendar with day, date, month, and leap year indicator. Platinum case in 46mm, set with 73 emeralds totalling 4.65 ct. Price on request

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Chopard L.U.C. Perpetual Chrono (2017)

45mm in platinum PT950. Hand winding movement caliber L.U.C. 03.10-L, with a 60hrs power reserve. It is a flyback chronograph with moon phase and perpetual calendar complications. The movement is certified for both COSC and Geneva Seal. Limited to 20pcs. Priced at 100,000.00CHF

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