Oris · Classic
Strap for Classic Date 42 Stainless Steel - Rose Gold / Silver / Bracelet
Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Classic 01 733 7594 4331-07 8 20 63
Selected for the 20 mm lug width
Vintage Brown Calfskin Strap — Natural Patina€98
Hammered Pink Strap with Ecru Stitching€98
Hammered Yellow Strap with Ecru Stitching€98
Grey Hammered Leather Strap with Ecru Stitching€98
Swift Red Leather Strap€120
Hammered calfskin strap in cuoio€98
The Classic 01 733 7594 4331-07 8 20 63, seen from the bench
Frequently asked questions
What is the lug width of the Oris Classic 01 733 7594 4331-07 8 20 63?
The lug width is precisely 20mm, measured from the centre of one spring bar attachment point to the centre of the other. Use a digital calliper to verify compatibility with aftermarket straps.
Which strap material is best for the Oris Classic 01 733 7594 4331-07 8 20 63?
Selection depends on intended use: alligator or shell cordovan for formal occasions, vegetable-tanned leather for aesthetic evolution over time, NATO for functional versatility, or FKM rubber for thermal and humidity resistance. All available in 20mm at MilanoStraps.
How do I change the strap on the Oris Classic 01 733 7594 4331-07 8 20 63?
Use a spring bar tool: insert the flat end into the lateral openings on the lug, gently compress the internal spring, and extract the pin. Slide out the old strap, position the new one, and reinstate the spring bar under tension.
Are aftermarket straps compatible with the Oris Classic 01 733 7594 4331-07 8 20 63?
Yes, provided they respect the 20mm lug width specification. MilanoStraps offers artisanal straps with appropriate spring bars and finishes compatible with the stainless steel case. Proper replacement does not void Oris warranty.
What is the typical lifespan of a leather strap on the Oris Classic 01 733 7594 4331-07 8 20 63?
A quality leather strap (alligator, shell cordovan, calf) typically lasts 3–5 years under moderate daily use with regular maintenance. Longevity depends on climate exposure and frequency of use; gentle care extends the lifespan significantly.
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
