Technical Archive

Longines
Conquest V.H.P. L3.718.4.76.9— lug 20mm

Longines Conquest V.H.P. L3.718.4.76.9: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Conquest V.H.P. GMT 41 Stainless Steel / Silver / Rubber

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Longines L3.718.4.76.9
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

L3.718.4.76.9

Movement

Longines caliber L287.2 Hours, Minutes, Seconds, Additional 24 Hour Hand (adjustable) | Date | Connected

The Heritage

The Longines Conquest V.H.P. L3.718.4.76.9 is the contemporary evolution of the Conquest line launched in 1954. This 41mm stainless steel sports watch features the caliber L287.2 quartz movement, certified for precision within ±5 seconds per year. The model includes a 24-hour GMT hand, date window, and sapphire crystal, with water resistance to 100 meters and 20mm lugs designed for optimal proportion and comfort.

FAQ

What is the lug width of the Longines Conquest V.H.P. L3.718.4.76.9?

The Longines Conquest V.H.P. L3.718.4.76.9 features a lug width of 20mm. This dimension is proportionate to the 41mm case diameter and accommodates a wide range of compatible aftermarket straps. Measurement is performed by placing a ruler perpendicular to the spring bar slot and measuring the distance between the inner edges of the attachment components.

Which strap material is most suitable for the Longines Conquest V.H.P. L3.718.4.76.9?

Selection depends on intended use. For formal settings, vegetable-tanned alligator delivers enduring elegance with patina development over time. For everyday versatility, vegetable-tanned calf balances aesthetics with practicality. For sporting environments, cotton NATO webbing or vulcanised rubber ensures durability with minimal maintenance. In all cases, the 20mm lug-to-41mm case proportion maintains visual harmony.

How do you change the strap on the Longines Conquest V.H.P. L3.718.4.76.9?

Strap replacement requires a spring bar tool. Position the watch on a flat surface, insert the tool's tip into the spring bar slot, compress gently to extract the bar from one lug only, and remove the old strap. Repeat on the opposite side. Thread the new strap through the lugs (ensuring proper spring bar positioning), then compress the bar until it clicks into place at both ends.

Which aftermarket straps are compatible with the L3.718.4.76.9?

All straps with 20mm lug width are compatible. Online sources offer alligator, calf, shell cordovan, cotton NATO and vulcanised rubber options. Milano Straps specialises in bespoke leather straps with customisable choice of leathers, colours, initials and stitching thread. Casati Milano atelier creates made-to-measure straps with direct consultation and 18-month warranty.

What is the expected lifespan of a leather strap for the Longines Conquest V.H.P. L3.718.4.76.9?

Longevity depends on material and usage patterns. Vegetable-tanned alligator or calf, when maintained regularly (periodic cleaning, drying after moisture exposure), lasts 5-8 years or longer, developing rich patina character. Shell cordovan, inherently stiffer, resists wear for up to 10 years with minimal visible degradation. Cotton NATO straps achieve similar longevity with lower maintenance requirements. Vulcanised rubber maintains functional integrity 7-10 years without noticeable aesthetic deterioration.