Strap for Classic Date Lady 28.5 Stainless Steel / Black / Bracelet

The lug width of this model is precisely 14mm. This measurement refers to the internal distance between the two lugs of the case where the strap passes through. To verify it correctly, use a digital calliper or a millimetre ruler positioned perpendicularly at the interior of the case, completely excluding the external profile geometry. An inaccurate measurement would result in purchasing an incompatible strap.

The choice depends on your usage context. For formal elegance and professional settings, alligator or vegetable-tanned calf leather guarantees maximum constructive refinement. For everyday casual versatility, a cotton NATO strap maintains the watch's lightweight design intention. For warm climates or sports activities, Tropic rubber offers practicality and durability without aesthetic compromise. The optimal choice involves owning at least two straps to vary between formal and casual applications.

The Oris Classic uses a straightforward standard lug system. To change the strap, position the watch case-up and locate the small horizontal pins that pass through the lugs. Using a spring bar tool, apply gentle pressure on the pin or push the pin itself downward to release the lug from the old strap. Once both ends are freed, insert the new strap by aligning the holes with the lugs and verify that the pin is firmly positioned. The operation requires care to avoid scratching the case.

Yes, provided the strap is specifically constructed for a 14mm lug width. However, not all 14mm straps are identical: thickness and rigidity vary significantly between different manufacturers. We recommend verifying that the strap is compatible with the Oris case profile and that the fastening holes are perfectly aligned. An artisanal aftermarket strap guarantees superior fit compared to standardised industrial production.

The lifespan of a leather strap depends on constructive quality and frequency of use. A quality artisanal calf leather strap with vegetable tanning, worn daily, has an average longevity of 3-5 years before replacement is required, although the patina continues to improve visually. If worn occasionally (2-3 times weekly), the lifespan can extend to 7-8 years. Humidity, heat and sun exposure accelerate leather ageing. Regular maintenance with specific products (oils and balms) significantly prolongs the strap's useful life.