Technical Archive

Longines
DolceVita L5.255.6.75.2— lug 15mm

Longines DolceVita L5.255.6.75.2: 15mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

DolceVita 20.5 Quartz Yellow Gold / Grey

Artisanal Note

"This model requires a precise 15mm lug width to preserve the original sartorial balance."

Lug Width

15 mm

The essential strap measurement.

Browse 15mm straps →

Reference

L5.255.6.75.2

Movement

Longines caliber L178 Hours, Minutes, Small Seconds

The Heritage

The Longines DolceVita L5.255.6.75.2 is a contemporary evolution of an icon born in the 1960s, featuring a yellow gold case of 20.50mm with rectangular Art Déco geometry and discrete elegance. Housed within is the manual-wind L178 caliber offering essential functions: hours, minutes, and small seconds. The 15mm lug width is a rare specification requiring careful strap compatibility; each millimeter contributes to the visual harmony of this refined timepiece.

FAQ

What is the lug width of the Longines DolceVita L5.255.6.75.2?

The lug width of the Longines DolceVita L5.255.6.75.2 is 15mm. This measurement, taken from the inner attachment point to the opposite inner attachment point, is precise and binding. Measure using a calliper positioned perpendicularly across the lugs, excluding the external case material. For this model, no variation in width is possible without compromising the original proportions.

What is the best strap for the Longines DolceVita L5.255.6.75.2?

Egyptian alligator remains the most recommended choice for the DolceVita L5.255.6.75.2, thanks to its natural grain creating tactile contrast with yellow gold. Shell cordovan represents the luxury alternative for those seeking leather that develops patina over time. Vegetable-tanned calf leather offers a more versatile option whilst maintaining artisanal character. NATO straps in acetate silk represent a contemporary interpretation, ideal for a sporty-elegant approach.

How do I change the strap on the Longines DolceVita L5.255.6.75.2?

Changing the strap on rectangular watches like the DolceVita L5.255.6.75.2 requires a specific tool: a spring bar removal tool or punch. Position the watch on a soft cushion, locate the pins or spring bars securing the strap to the lugs, apply gentle lateral pressure to remove the pin. Avoid heavy hammers – yellow gold is sensitive to denting. Once the pins are removed, the old strap releases easily. Align the new strap holes with the lugs and reinsert the pins. If in doubt, consult a specialist watchmaker.

What aftermarket strap is compatible with the L5.255.6.75.2?

Any strap manufactured for a 15mm lug width is compatible with the Longines DolceVita L5.255.6.75.2, provided the strap holes are positioned at exactly 15mm distance. Artisanal straps from Milano Straps are crafted to these specifications and available in a range of materials – alligator, shell cordovan, calf, vegetable-tanned leather – with the option to personalise colour, thickness and finishes.

How long does a leather strap last on the Longines DolceVita L5.255.6.75.2?

Durability depends on leather quality, frequency of wear and environmental conditions. A quality alligator or shell cordovan strap, worn daily, typically lasts 3-5 years before replacement is needed. Vegetable-tanned calf leather tends to show signs of wear more quickly, within 2-4 years. Milano Straps artisanal straps include an 18-month warranty against manufacturing defects. Prolonged exposure to humidity and heat accelerates aging; storage in dry, temperature-controlled environments significantly extends the strap's useful life.