Certina
DS First C0144171105101— lug 22mm
Certina DS First C0144171105101: 22mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.
Artisanal Note
"This model requires a precise 22mm lug width to preserve the original sartorial balance."
Technical Specifications
Certina C0144171105101The essential strap measurement.
Browse 22mm straps →C0144171105101
ETA caliber 251.262 Hours, Minutes, Small Seconds | Date | Chronograph
The Heritage
Compatible Straps
Selected for the 22mm lug width of the DS First
FAQ
What is the lug width of the Certina DS First C0144171105101?
The lug width of the Certina DS First C0144171105101 is 22mm. This measurement is standard for mid-to-high-tier tool watches and allows comfortable passage of the strap through the case attachment lugs. To verify compatibility with any aftermarket strap, measure the internal distance between the attachment points using a digital calliper.
What strap is recommended for the Certina DS First C0144171105101?
For the Certina DS First, we recommend Tuscan leather from vegetable tanning (tobacco brown or black), which develops a natural patina over time, or alligator leather for those who value tactile refinement and a well-defined geometric texture. For sports use or humid environments, F1 rubber or cotton canvas NATO ensures maximum durability and practicality.
How do I change the strap on the Certina DS First C0144171105101?
Place the watch on a soft, flat surface. Use a spring bar tool or plastic lever: insert the instrument into the small gap between the lug and case, applying outward pressure to release the attachment pin. Repeat on the opposite side. Do not force—the pins retract in both directions. Once the lugs are free, align the new strap's holes with the lugs and push the pins until they click into place.
Can I use an aftermarket strap with 22mm lug width on my Certina DS First?
Yes, provided the strap is explicitly designated as compatible with 22mm lugs. Milano Straps offers bespoke artisanal straps in leather, NATO, and rubber specifically engineered for this measurement, guaranteeing perfect fit and structural compatibility with your C0144171105101's pins. Always verify that the strap includes the bridge bar at the correct width.
What is the typical lifespan of a leather strap for the Certina DS First C0144171105101?
A Tuscan leather strap from vegetable tanning, worn daily with proper care, typically lasts 3–4 years before fibres weaken at points of maximum flexion near the lugs. Factors such as humidity, perspiration, and frequency of wear accelerate degradation. Alligator leather, owing to superior fibre density, can last 4–5 years. F1 rubber resists 2–3 years under intensive use.