Oris · ProPilot

Strap for Oris ProPilot 01 751 7761 4114

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter41 mm
Reference01 751 7761 4114
FamilyProPilot
MovementOris caliber Oris 751 Hours, Minutes, Seconds | Date

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

The ProPilot 01 751 7761 4114, seen from the bench

The ProPilot is equipped with the Oris 751 caliber with hour, minute, second and date functions. The 41mm case is made of bronze and stainless steel. It features 20mm lugs and is designed for aeronautical use.

Frequently asked questions

What is the lug width of the Oris ProPilot 01 751 7761 4114?

The lug width is 20 mm. This measurement represents the distance between the two attachment lugs and is the correct standard for installing any compatible strap. Before purchasing, always verify that your strap is specifically dimensioned for 20 mm to avoid any looseness or misalignment.

What is the best strap for the Oris ProPilot 01 751 7761 4114?

The choice depends on your usage and personal style. For pure avionic authenticity, we recommend a Premium NATO strap in neutral textile (military green, grey, black). For sartorial elegance, a vegetable-tanned or genuine alligator strap offers texture and grain that harmonises beautifully with the bronze patina. For water-based activities or harsh environments, structured rubber delivers superior durability compared to leather.

How do I change the strap on the Oris ProPilot 01 751 7761 4114?

The Oris ProPilot features standard lugs that accommodate straps with a 20 mm lug width. Remove the old strap by gently loosening the spring bars with a dedicated tool (spring bar tool). Insert the new strap by carefully aligning it with the attachment holes, then re-engage the spring bars until you hear or feel a click. Avoid forcing, as this could damage the bronze case.

Are there compatible aftermarket straps for this model?

Yes, any strap with a 20 mm lug width is compatible. Milano Straps offers a curated selection of leather straps (calf, alligator, Shell Cordovan), Premium NATO textile and structured rubber, all crafted with sartorial stitching and professional-grade finishes. Always verify the lug width specification before ordering.

How long does a leather strap last on this watch?

A quality calf strap with vegetable tanning typically lasts 3–5 years of moderate daily wear. Alligator, being denser and more robust leather, can reach 5–7 years or beyond with proper care (air-drying after moisture exposure, applying neutral balm every 6–12 months). Shell Cordovan, thanks to its unique density, exceeds 10 years. Durability ultimately depends on exposure to sweat, chlorine and relative humidity.

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.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only