Technical Archive

Oris
ProPilot 01 751 7697 4164-07 5 20 14FC— lug 20mm

Oris ProPilot 01 751 7697 4164-07 5 20 14FC: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Big Crown ProPilot Big Date Stainless Steel / Black / Green Textile

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Oris 01 751 7697 4164-07 5 20 14FC
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

01 751 7697 4164-07 5 20 14FC

Movement

Oris caliber Oris 751 Hours, Minutes, Seconds | Date

The Heritage

The Oris ProPilot 01 751 7697 4164-07 5 20 14FC embodies Swiss watchmaking heritage applied to aeronautical instrumentation. The 41 mm stainless steel 316L case features a readable dial with skeleton hands, unidirectional bezel, and transparent caseback revealing the Oris caliber 751 automatic movement. The 20 mm lug width is a specific dimensional requirement proportional to the case size and ansa form, ensuring proper strap attachment at the spring bar pins.

FAQ

What is the lug width of the Oris ProPilot 01 751 7697 4164-07 5 20 14FC?

The lug width of this model is 20 mm. This measurement refers to the internal width between the spring bars where the strap attaches. It is a specific construction dimension not found on mainstream watches, making it essential to verify that any aftermarket strap is compatible with this exact specification.

What is the best strap for the Oris ProPilot?

The choice depends on intended use. Vegetable-tanned alligator in cognac brown represents the most refined option, cohesive with historical pilot watch traditions. Polished black calf leather is the versatile urban solution. For actual aeronautical use, a fabric NATO ensures security—the watch remains on your wrist even if one end detaches.

How do I change the strap on the Oris ProPilot 01 751 7697 4164-07 5 20 14FC?

Use a spring bar tool to compress the spring bars from the inside. Lift the bar gently until it releases. Repeat for the opposite side. Insert the new strap by aligning the holes at both ends, then recompress the bars until they lock. Verify secure installation before wearing.

Is there an aftermarket strap compatible with the 20 mm lug width?

Yes. milanostraps.it offers a curated selection of 20 mm straps in alligator, calf, NATO, and rubber. Each option is constructed with lugs conforming to this model's specific dimensions. Verification of compatibility before purchase is essential to avoid misfits.

How long does a leather strap last on an instrument watch like this?

A quality leather strap (alligator or calf) typically lasts 3–5 years under daily-wear conditions, depending on exposure to perspiration, humidity, and UV radiation. Proper maintenance—periodic cleaning with a damp cloth, treatment with specialised balms—extends longevity. Fabric NATO straps endure longer under mechanical stress.