Green arrived late to the Pilot’s Chronograph and changed how the dial reads. The IW378005 keeps everything structural about the 43mm chronograph — the triangle index at twelve, the oversized Arabic numerals, the three counters at six, nine and twelve — and swaps the matte black ground for a green that shifts with the light. In shadow it sits close to forest; under direct sun it opens toward olive. Nothing about the instrument logic changes, but the watch stops reading as pure tool and starts reading as something chosen.

Key Specifications

• Case diameter: 43mm
• Case material: 316L stainless steel
• Dial: green with luminous Arabic numerals
• Functions: chronograph, day, date
• Crystal: sapphire with anti-reflective coating
• Movement: APS Cal. 69385 clone automatic
• Power reserve: 46 hours
• Water resistance: 100 meters
• Strap: brown calfskin with EasX-CHANGE quick release

Pilot’s Watch Aviation Heritage

IWC built its first Special Watch for Pilots in 1936, and the design rules set then still govern the collection: numerals large enough to read without focusing, hands with enough luminous mass to stay visible after the cockpit lights fail, and a triangle at twelve so the wearer knows which way is up without reading anything at all. The IW378005 follows every one of them. The green dial is a surface decision laid over an unchanged instrument — which is why it works rather than feeling like a novelty.

APS Factory Pilot Expertise

Green is the hardest dial colour to land. Too bright and it reads synthetic; too dark and it collapses into black under anything but direct light, taking the whole reason for the reference with it. APS Factory runs the clone Cal. 69385 across the Pilot’s chronographs and holds this green in the narrow band where it still shifts with the light. Luminous fill is the second test — oversized numerals need complete fill rather than a traced outline, and partial filling shows immediately in the dark. The result is a super clone IWC Pilot’s Chronograph that holds its green in daylight and its lume at night, which is the whole brief on this reference. Our Pilot’s Watch guide places the chronograph references within the collection.

Clone Caliber 69385 Details

• Movement: APS Cal. 69385 clone automatic
• Frequency: 28,800 vph
• Power reserve: 46 hours
• Functions: column-wheel chronograph, day, date
• Winding: bi-directional pawl system
• Decoration: Côtes de Genève

Water Resistance

100 metres with a screw-down crown, which puts this well past the 30 to 60 metres typical of dress chronographs. Swimming and surface water are fine. The chronograph pushers are not sealed when depressed, so they should stay untouched underwater.

Green Dial in the Pilot Range

Within the Pilots collection the green IW378005 sits between the black references, which are the default, and the blue Le Petit Prince editions, which carry their own story. Green belongs to neither camp — it is the choice for someone who already owns a black pilot chronograph and wants the same watch to read differently. The EasX-CHANGE system means the brown calfskin comes off at a button, so the dial can be re-framed with a green or black strap without tools.

Frequently Asked Questions

What is the water resistance of the IW378005?

100 metres, with a screw-down crown. That covers swimming and surface water sports. It is higher than most chronographs in this price class, which typically stop at 30 or 60 metres.

How does the green dial behave under different light?

It shifts. In shadow the green reads dark, close to forest; in direct light it opens toward olive with the sunburst grain visible. A flat reproduction loses that movement and is the usual failure point.

Which factory produces the best green dial Pilot’s Chronograph?

APS Factory. They run the clone Cal. 69385, the strongest chronograph movement in the IWC replica market, and hold the green in the narrow band where it still shifts rather than collapsing to black.

How does the 43mm case wear?

It is a substantial watch — 43mm across with the thickness a chronograph module adds. Wrists from about 6.75 inches carry it comfortably. Under a slim dress cuff it will catch; the 41mm references are the better answer there.