The IWC Portuguese Minute Repeater 18K Red Gold (Ref. IW544907) features a 44mm 18K red gold case, silver-plated dial, minute repeater chiming hours, quarters, and minutes, small hacking seconds at 9 o'clock, brown alligator strap, and manual-wind Caliber 98950 (Limited Edition of 500 pieces).
The IWC Da Vinci Tourbillon Retrograde Chronograph 18K Gold (Ref. IW393101) features a 44mm 18K 5N gold case, silver-plated dial, 60-second flying tourbillon at 6 o'clock, retrograde jumping minute counter, 12-hour chronograph counter at 12 o'clock, dark brown alligator strap, and automatic Caliber 89900.
The IWC Portugieser Tourbillon Mystere Retrograde Red Gold Ardoise (Ref. IW504602) features a 44.2mm 18K red gold case, dark slate grey ardoise dial, flying 60-second tourbillon at 12 o'clock, retrograde jumping date hand, 7-day power reserve indicator at 9 o'clock, dark brown Santoni alligator strap, and automatic Caliber 51900.
The IWC Big Pilot's Watch Perpetual Calendar Tourbillon Le Petit Prince (Ref. IW504803) features a 46.2mm 18K Armor Gold case, sunburst midnight blue dial, flying tourbillon integrated into the moonphase display at 12 o'clock, full perpetual calendar (date, day, month, 4-digit year), brown calfskin strap, and automatic Caliber 51950 with 7-day power reserve (Limited Edition of 50 pieces).
The IWC Portugieser Tourbillon Mystere Retrograde Platinum (Ref. IW504601) features a 44.2mm 950 platinum case, silver-plated dial, 60-second flying tourbillon floating at 12 o'clock, retrograde date display arc from 1 to 5 o'clock, 7-day power reserve indicator at 9 o'clock, black Santoni alligator strap, and automatic Caliber 51900 with Pellaton winding.
The IWC Portugieser Grande Complication 18K 5N Gold (Ref. IW377602) features a 45mm 18K 5N red gold case, silver-plated dial, minute repeater, perpetual calendar (day, date, month, four-digit year, moon phase), 12-hour chronograph, dark brown Santoni alligator strap, and automatic Caliber 79091 (Limited Edition of 250 pieces).
The IWC Portugieser Grande Complication Platinum (Ref. IW377601) features a 45mm 950 platinum case, silver-plated dial, minute repeater complication, perpetual calendar showing date, day, month, four-digit year, perpetual moonphase, 12-hour chronograph, black Santoni alligator strap, and automatic Caliber 79091 (Limited Edition of 250 pieces).
International Watch Company was founded in 1868 by Florentine Ariosto Jones — an American watchmaker from Boston who traveled to Schaffhausen with a radical idea: combine American industrial manufacturing methods with Swiss artisanal finishing. Jones chose Schaffhausen specifically because it was the only Swiss town with a hydroelectric power plant, which could drive the automated lathes and milling machines he needed for mass production of high-quality movements. That founding principle — industrial precision married to hand-finishing — remains the IWC identity today. The brand does not chase ultra-thin records or astronomical complications; it builds robust, legible, technically honest watches designed to perform reliably for decades.
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In the late 1930s, two Portuguese businessmen requested precision deck-observed watches from IWC — marine chronometer-grade timepieces that could be worn on the wrist. IWC responded by housing its hunter-pocket-watch calibers in oversized cases (43–44mm), fitted with thin bezels and ultra-legible Arabic numerals. The result was too large for the era and production was minimal, but the design was rediscovered in the 1990s when oversized watches became fashionable. The modern Portugieser Chronograph (ref. 3716) carries that DNA: a 41mm case, applied Arabic numerals, feuille hands, and a clean two-register layout that has become one of the most copied dial designs in the industry. The in-house caliber 69355 (introduced 2021) replaced the long-running ETA 7750-based 79350, adding a column-wheel mechanism and 46-hour power reserve.
IWC occupies a pragmatic position on the secondary market. The brand carries strong recognition and legitimate horological credibility — the Pellaton winding system, the ceramic components in modern movements, and the 5-year warranty on new watches all signal serious engineering. Yet pre-owned pricing is highly accessible: a Portugieser Chronograph in steel that retails for $8,450 can be acquired pre-owned for $4,500–$6,000. The Pilot Mark XX trades at 30–45% off retail. This is not a reflection of quality — it is a reflection of market dynamics. IWC does not artificially restrict supply the way some competitors do, so the secondary market reflects actual value rather than scarcity premium. For buyers who prioritize substance over speculation, IWC is one of the smartest buys in Swiss watchmaking.
Our Diamond District specialists provide transparent, market-accurate valuations for every IWC reference. We understand the nuances: movement generation (in-house 69355 vs. ETA 7750-based 79350), case material, dial variation (blue vs. silver vs. black), and the presence of the original box and warranty card all factor into the offer. Walk into our 47th Street showroom for an immediate appraisal, or use our fully insured Parcel Pro shipping label for a remote evaluation with same-day payment upon acceptance.
Our showroom is located at 20 W 47th St., Suite 401, New York, NY 10036. Walk-ins welcome for appraisals and same-day purchases.
Hours: Mon–Fri 9 AM – 6 PM | Sat–Sun Closed | Phone: +1 (646) 429-9412
Get the highest market value for your Portugieser, Pilot, or Portofino — with immediate same-day funding.
