IWC · Big Pilot
Strap for Big Pilot Top Gun
Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
20mm
Lug width20 mm
Case diameter48 mm
ReferenceIW5019-01 (aka: 5019-01, IW501901)
FamilyBig Pilot
MovementIWC caliber 51111
Hours, Minutes, Seconds | Date | Power Reserve Indicator
CaseTitanium, Ceramic
Straps for the Big Pilot IW5019-01 (aka: 5019-01, IW501901)
Selected for the 20 mm lug width · workshop selection
Novonappa Black Strap — IWC Pilot Style€149
Green Rubberized Alligator Strap with Ecru Tribal Stitching€185
Military Red Alligator Strap with Blue Stitching€183
Black and Red NATO Strap — Military Heritage€183
Black Crocodile Military Strap with Blue Stitching€183
The Big Pilot IW5019-01 (aka: 5019-01, IW501901), seen from the bench
The IWC Big Pilot IW5019-01 is a 48mm titanium and black ceramic sports watch evolved from 1940s Luftwaffe chronometers. It features the IWC caliber 51111 automatic movement with 7-day power reserve, hours, minutes, central seconds, and date display, certified by COSC chronometer testing. The grade 5 titanium case offers corrosion resistance with 100m water resistance and 16.5mm thickness, while the 9mm oversized crown and high-contrast white Arabic numerals ensure extreme legibility. The lug width is 20mm, proportioned for the 48mm case diameter to maintain visual balance on medium to large wrists.
The next step
The right strap isn't chosen. It is built, together.
From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only