Strap for Conquest Classic Automatic 29.5 Stainless Steel / White / Bracelet

The Longines Conquest Classic L2.285.4.76.6 features a lug width of 15mm. This dimension represents the distance between the two lugs of the case at the strap attachment point. A compatible strap must measure exactly 15mm in width to fit properly into the lugs without play or forcing.

The choice depends on intended use and personal preference. For formal wear, we recommend a vegetable-tanned alligator or shell cordovan strap, which enhance the dress watch elegance. For versatile daily use, a cognac or burgundy calf leather offers the best balance between perceived luxury and practicality. Black rubber remains the ideal choice for humid environments or sporting activities without sacrificing refinement.

The procedure is straightforward but requires care. Place the watch on a soft surface and locate the spring bars (pins) securing the strap to the case lugs. Using a spring bar tool or fine screwdriver, press the small button on the pin to release it, then slide the strap outward. Insert the new strap by sliding the spring bar into the opposite lug, ensuring it clicks firmly into position.

Yes, numerous quality aftermarket straps are compatible thanks to the standardised 15mm lug width. Milano Straps offers a dedicated collection of 15mm straps in alligator, shell cordovan, calf leather and rubber, customisable in length, initials and stitching thread colour. The Casati Milano atelier creates fully bespoke straps with personal leather selection, WhatsApp updates and 18-month warranty.

Lifespan depends on material and intensity of use. A vegetable-tanned alligator or shell cordovan can last 3-5 years of daily wear, whilst standard calf leather wears slightly faster (2-4 years). Factors accelerating wear include prolonged moisture exposure, perspiration and not rotating with other straps. Rubber has superior durability (4-6 years) but requires periodic cleaning. Milano Straps sources premium hides, ensuring longevity well above market average.