Strap for DolceVita 17.7 Quartz Pink Gold - Diamond / Silver - Roman

The lug width of the Longines DolceVita L5.258.9.71.0 is 13 mm. This measurement is fixed and intrinsic to the rectangular case geometry: it is not possible to fit straps with different widths without structural modifications to the case. To verify compatibility, measure the space between the lugs at the attachment point: it must be exactly 13 mm.

For the rose gold DolceVita L5.258.9.71.0, alligator leather represents the classic solution: the regular grain of the belly creates elegant contrast with the rose-gold case. Alternatively, calf leather with fine grain in chocolate or sidereal grey tones offers greater versatility and superior wear resistance. For those seeking chromatic evolution over time, shell cordovan in plum tones develops a fascinating patina towards violet-brown.

The DolceVita uses a fixed lug attachment system integrated into the case. To change the strap, you must extract the spring bars connecting the strap to the lugs: use a dedicated tool (spring bar tool) to compress the internal spring and release the pin. Insert the new 13mm strap so that the pins lock into their respective lugs. If you are inexperienced, consult a professional watchmaker to avoid damage.

Yes, you will find aftermarket straps online specifically designed for the 13mm lug width. Milano Straps offers a complete collection of 13mm straps customizable in premium leathers (alligator, calf, shell cordovan), sizes, initials and thread colour. Casati Milano atelier also creates bespoke custom straps with personal leather selection and 18-month warranty.

The lifespan of a leather strap depends on leather quality, frequency of use and maintenance. Quality alligator or calf leather can last 3-5 years with moderate daily use, whilst shell cordovan, due to superior fibre density, can exceed 5 years whilst maintaining excellent aesthetics. The patina that develops over time is desirable and characteristic of premium leathers. Avoid prolonged moisture exposure and apply protective treatments periodically to extend strap life.