Longines · Presence
Strap for Presence 23.5 Quartz Yellow Gold / White
Takes 12 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
The Presence L4.277.6.12.2 (aka: L42776122), seen from the bench
Frequently asked questions
What is the exact lug width of the Longines Presence L4.277.6.12.2?
The Longines Presence L4.277.6.12.2 features a lug width of 12mm, a non-standard dimension by contemporary standards. To verify compatibility, measure the internal distance between the two lug ears using a digital calliper, keeping the axis perpendicular to the case. Longines' manufacturing tolerance is extremely tight, making 12mm straps specifically compatible with this model and other vintage watches from that era.
Which strap material pairs best with the yellow gold Presence?
Cognac or medium brown alligator offers the finest aesthetic continuity with yellow gold, creating a sober and professional chromatic dialogue. Alternatively, shell cordovan in its natural incarnation develops a patina that ideally synchronises with the ageing of gold. For those desiring greater contrast, polished black calfskin with a steel deployante buckle creates an intentional and sophisticated visual counterpoint.
How do you change straps on a Longines Presence watch with 12mm lugs?
Presence straps are changed by acting on the spring bar: position the watch on a soft surface, identify the small button or groove on the bar, then gently push inward with an appropriate tool (spring bar tool) to free the bar from the lugs. Remove the worn strap and insert the new one, ensuring both ends of the bar seat perfectly in their respective lugs. Never force: a correctly dimensioned 12mm bar enters with gentle, uniform pressure.
Can I use aftermarket-compatible straps on the Presence L4.277.6.12.2?
Yes, high-quality artisanal straps are entirely compatible with the Presence provided they are crafted with 12mm lugs. We recommend specialised artisans working in premium leather (alligator, shell cordovan, calfskin) and personalising the strap in width, length and stitching thread to your wrist. Aftermarket straps offer aesthetic freedom and construction quality often superior to original Longines straps.
What is the average lifespan of a leather strap for the Longines Presence?
A high-quality artisanal leather strap (alligator, calfskin, cordovan) has an estimated lifespan of 4–6 years with daily wear, provided regular cleaning and protection from excessive moisture. Vegetable-tanned leather ages faster (2–4 years), developing an appealing patina. To extend strap life, clean fortnightly with a soft brush, apply neutral conditioner monthly, and store the watch in moderate-humidity environments. A well-maintained strap can exceed 7 years.
The next step
The right strap isn't chosen. It is built, together.
From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only
