Strap for Navitimer B19 Chronograph 43 Perpetual Calendar Red Gold / MOP / Japan

The Breitling Navitimer RB19201A1A1P1 features a lug width of 22mm. This measurement is taken with a digital calliper at the inner distance between the two lugs, at the point where the strap inserts. This is the key parameter for selecting a compatible replacement strap.

For a 43mm red gold case such as the Navitimer RB19201A1A1P1, a vegetable-tanned alligator strap in tobacco, cognac or bordeaux tones is the most coherent choice. The belly grain of alligator engages with the dial's complexity, while warm hues enhance the red gold's reflections. A red gold deployant clasp completes the pairing with precise metallic consistency.

Strap replacement requires a spring bar tool to remove the spring bars securing the strap to the lugs. Insert the forked tip into the lug slot, compress the spring bar and slide the strap free. This is a delicate operation on a red gold case: protect all surfaces with a soft cloth and, if in doubt, consult a watchmaker or the Casati Milano atelier.

Yes, any strap with a 22mm lug width is technically compatible with the Navitimer RB19201A1A1P1. Milano Straps offers a curated selection of handcrafted 22mm straps in alligator, calfskin, vegetable-tanned leather and NATO weaves, available bespoke or ready to ship online. Italian artisan quality ensures a precise fit and superior longevity compared to standard issue straps.

Strap longevity depends on material, tanning method and maintenance. A quality vegetable-tanned alligator strap, with moderate daily wear and protection from moisture, retains its structural and aesthetic integrity for 3 to 5 years. Calfskin averages 2 to 3 years. Periodic application of a neutral leather conditioner significantly extends strap life by preserving fibre flexibility and delaying crease cracking.