Oris · Big Crown
Strap for Big Crown Pointer Date 36 Stainless Steel - Bronze / Blue
Takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
The Big Crown 01 754 7749 4365-07 5 17 66, seen from the bench
Frequently asked questions
What is the exact lug width of the Oris Big Crown 01 754 7749 4365-07 5 17 66?
The lug width of this model is 18 millimetres, measured internally between the two vertical case lugs. To verify, remove the original strap by releasing the spring bars and measure the internal distance with a calliper. This width enables use of versatile straps whilst maintaining perfect visual proportion with the 36-millimetre case diameter.
Which strap is recommended to pair with the Oris Big Crown 01 754 7749 4365-07 5 17 66?
For this model, we recommend alligator straps in cognac or dark brown tones, which enhance the natural bronze of the crown and develop patina in parallel with the case. Alternatively, shell cordovan in brown or black guarantees structural rigidity and lasting patina. For a modern approach, NATO straps in dark grey or olive green cotton-polyester evoke the timepiece's aviation heritage.
How do you change the strap on the Oris Big Crown 01 754 7749 4365-07 5 17 66?
Gently release the spring bars positioned at the strap ends using a spring bar tool or small blade. Press inward each spring bar and extract the old strap. Insert the new strap, aligning the holes correctly, and gradually release each spring bar until fully engaged. Verify there are no gaps between the lugs and strap.
Can I use aftermarket-compatible straps with the Oris Big Crown 01 754 7749 4365-07 5 17 66?
Yes, any strap with an 18-millimetre lug width is perfectly compatible. Quality aftermarket straps maintain aesthetic proportion and allow colour and material personalisation. Ensure the strap features standard spring bars (approximately 1.5 millimetres diameter) to guarantee secure attachment.
What is the average lifespan of a leather strap for the Oris Big Crown 01 754 7749 4365-07 5 17 66?
A quality leather strap (alligator, calf, shell cordovan) maintains functionality and aesthetics for 2 to 4 years with daily use and regular care. Lifespan depends on usage intensity, ambient humidity and periodic maintenance (cleaning, conditioning with natural balms). NATO and rubber straps last longer (4-7 years) owing to the inherent durability of synthetic materials.
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
