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IWC Big Pilot's Watch 43 vs IWC Ingenieur Automatic 40

Buy the Ingenieur Automatic 40 if you want a solid-gold integrated-bracelet sports watch with 120 hours of power reserve. Buy the Big Pilot's Watch 43 if you want a legible pilot's dial and a lighter case on the wrist. The Ingenieur's best new price is $42,565.00 at Jaztime as of November 6, 2026; no new price was given for the Big Pilot's Watch 43, so compare its live store prices before deciding.

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IWC
IWC Big Pilot's Watch 43 Yellow Gold

IWC Big Pilot's Watch 43

IWC Big Pilot's Watch 43 Yellow Gold

Choose the Big Pilot's Watch 43 if you prefer a large, highly legible pilot's dial and a leather strap over a gold bracelet.

Pros
Large 43 mm dial is easy to read at a glance.
  • Pilot's watch styling with a blue dial.
  • Leather strap keeps the weight down compared with a gold bracelet.
  • 100 m water resistance covers swimming and daily wear.
    • Cons
    • 60-hour power reserve is half the Ingenieur's.
    • 13.6 mm thick case sits tall on the wrist.
    • Listed case material is steel, which conflicts with the yellow gold name.
    • Leather strap wears faster than a metal bracelet.
    IWC
    IWC Ingenieur Automatic 40 (IW328702)

    IWC Ingenieur Automatic 40

    IWC Ingenieur Automatic 40 (IW328702)

    $42,565.00at JaztimeObserved at 3:29 AM
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    Choose the Ingenieur Automatic 40 if you want an 18-carat gold case and bracelet with a 120-hour power reserve and a slimmer 10.4 mm profile.

    Pros
    • 18-carat 5N gold case and bracelet.
    • 120-hour power reserve runs five days off the wrist.
    • 10.4 mm thick case slips under a cuff.
    • Sapphire crystal with antireflective coating on both sides.
    Cons
    • Solid gold bracelet scratches and is expensive to refinish.
    • Gold bracelet makes it heavier and flashier for casual wear.
    • Integrated bracelet limits strap swaps.
    • $42,565.00 at Jaztime as of November 6, 2026 is a large outlay.

    What separates them

    IWC Big Pilot's Watch 43IWC Ingenieur Automatic 40
    Case materialSteel per the listed specs, though the model name says yellow gold18-carat 5N gold
    Case size43 mm40 mm
    Case thickness13.6 mm10.4 mm
    BraceletCalf skin with fold clasp18-carat 5N gold with butterfly folding clasp
    Power reserve60 hours120 hours
    MovementIWC Calibre 82100, 22 jewelsIWC Calibre 32111, 21 jewels, 4 Hz
    Water resistance100 m / 10 ATM10 bar
    DialBlueBlack with grid pattern

    Price history

    • IWC Big Pilot's Watch 43: lowest $7,176.94 on Nov 5 at Aristo Watch.
    • IWC Ingenieur Automatic 40: lowest $42,565.00 on Nov 6 at Jaztime.

    Prices at every store

    IWC Big Pilot's Watch 43

    • Aristo WatchCheck price at Aristo Watch
    • SwissLuxury.ComCheck price at SwissLuxury.Com
    Prices and history →

    IWC Ingenieur Automatic 40

    • JaztimeNew

      In stock

      $42,565.00+ $200.00 shippingObserved at 3:29 AM
      Visit store
    • ArtimeusNew

      In stockReturn policy

      $51,510.00Observed at 3:29 AM
      Visit store
    • PrestigeTime.comNew

      In stock

      $54,500.00Free shippingObserved at 3:29 AM
      Visit store
    All 3 stores and price history →

    Specs compared

    SpecIWC Big Pilot's Watch 43IWC Ingenieur Automatic 40
    MovementAutomaticIWC-manufactured calibre 32111
    Power reserve60 hours120 h
    Water resistance100M / 10 ATM10 bar
    Bracelet materialCalf skin18-carat 5N gold
    Case materialSteel18-carat 5N gold
    Movement calibreIWC Calibre 82100—
    Case size43mm—
    Case thickness13.6 mm—
    Number of jewels22—
    CrystalSapphire crystal—
    DialBlue—
    ClaspFold clasp—
    Show all 19 specsShow fewer specs
    SpecIWC Big Pilot's Watch 43IWC Ingenieur Automatic 40
    Case diameter—40 mm
    Case height—10.4 mm
    Clasp type—butterfly folding clasp
    Dial color—black
    Glass—Sapphire, convex, antireflective coating on bot…
    Frequency—28,800 vph / 4 Hz
    Jewels—21

    What reviewers say

    IWC Big Pilot's Watch 43

    Owners and reviewers generally praise the 43mm Big Pilot as the most wearable version of the line, with a well-finished in-house movement and a dial that reads instantly. Common complaints are the thickness and the price relative to comparable pilot watches.

    Pros
    • Wearable 43mm size versus the older 46mm
    • Legible dial and strong night visibility
    • Smooth, accurate in-house automatic movement
    • Solid case finishing and magnetic protection
    Cons
    • Case is thick and top-heavy on the wrist
    • Expensive next to rival pilot watches
    • Strap quality draws mixed comments
    • No date window

    IWC Ingenieur Automatic 40

    The Ingenieur Automatic 40 is generally well received for its finishing, slim case and long power reserve. Owners of the gold version note the weight and the care a solid-gold bracelet demands.

    What people mention
    • WeightMixedOwners say the solid gold case and bracelet feel substantial, which some like and others find heavy.
    • FinishPraisedThe case and bracelet finishing is described as sharp and well executed.
    • ScratchesCriticisedGold surfaces are said to pick up scratches and marks with regular wear.
    • Power reservePraisedThe 120-hour reserve is noted as generous for an automatic sports watch.

    Questions and answers

    Which is better for daily wear?
    The Ingenieur's 10.4 mm case and 120-hour reserve make it the easier daily watch. The Big Pilot's 43 mm case and 13.6 mm height are bulkier under a sleeve.
    Which has the longer power reserve?
    The Ingenieur, at 120 hours versus 60 hours for the Big Pilot's Watch 43. That means two extra days off the wrist before it stops.
    Is the Ingenieur worth the extra money?
    Its $42,565.00 price at Jaztime as of November 6, 2026 buys an 18-carat gold case and bracelet. The Big Pilot's Watch 43 is listed in steel, so check its live price before comparing value.
    Which is more water resistant?
    They are effectively equal. The Big Pilot's Watch 43 is rated 100 m / 10 ATM and the Ingenieur 10 bar.
    Which wears smaller?
    The Ingenieur. Its 40 mm diameter and 10.4 mm height are smaller in every dimension than the Big Pilot's 43 mm by 13.6 mm.
    Do both use in-house IWC movements?
    Yes. The Big Pilot's Watch 43 uses Calibre 82100 and the Ingenieur uses Calibre 32111, both automatic.