Strap for Oris Big Crown 01 531 7797 4094

The lug width of this model is 17 millimetres. It is measured as the linear space between the two straight lugs on the case where the strap is inserted. It is essential to verify this measurement before purchasing an aftermarket strap to ensure perfect compatibility.

The choice depends on your intended use and personal aesthetic preference. An alligator strap with vegetable tanning elevates vintage character and sartorial elegance. A NATO in sand or khaki tone references the watch's RAF heritage directly. An FKM rubber strap guarantees maximum daily robustness. For formal contexts, a black alligator strap with a stainless steel deployante is the most versatile solution.

Position the watch case-up on a soft cloth. Locate the two straight lugs where the strap inserts. Use a spring bar tool to depress the internal spring and release the pins. Extract the old strap. Insert your new 17mm strap ensuring the pins align correctly with the lugs. If uncertain, consult a professional watchmaker.

Absolutely. Provided the strap is specifically dimensioned at 17mm lug width, any strap with construction quality comparable to the original Oris specification is fully compatible. Artisanal vegetable-tanned leather straps or technical rubber options deliver superior durability and aesthetics compared to standard products.

Leather strap durability depends on use, climate, and maintenance practices. With moderate daily wear, a quality regenerated leather or calf leather strap lasts between 3 and 5 years. An alligator strap with vegetable tanning, if kept dry and protected from prolonged humidity, may last 7–10 years or beyond. The patina that develops over time adds aesthetic character without compromising functionality.