Archimede
Klassik UA7929-A2.8-SW— lug 20mm
Archimede Klassik UA7929-A2.8-SW: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.
Artisanal Note
"This model requires a precise 20mm lug width to preserve the original sartorial balance."
Technical Specifications
Archimede UA7929-A2.8-SWThe essential strap measurement.
Browse 20mm straps →UA7929-A2.8-SW
Miyota caliber 9015 Hours, Minutes, Seconds | Date
The Heritage
Compatible Straps
Selected for the 20mm lug width of the Klassik
FAQ
What is the exact lug width of the Archimede Klassik UA7929-A2.8-SW?
The lug width is 20 millimetres, measured externally between the spring bar pins. This dimension is specific to the UA7929-A2.8-SW model and essential for strap compatibility. Use a digital calliper to verify: position it between the lug pins on the case.
Which strap do you recommend for the Klassik UA7929-A2.8-SW?
The Klassik UA7929-A2.8-SW pairs excellently with alligator in dark shades (black, cognac brown), vegetable-tanned calf leather, NATO in heavyweight fabric, or FKM rubber for technical environments. Selection depends on usage context: formal occasions require alligator or calf, casual wear suits NATO, damp conditions benefit from rubber. We recommend rotating between at least two straps.
How do I change the strap on the Klassik UA7929-A2.8-SW?
The Klassik UA7929-A2.8-SW employs standard non-integrated lugs. Obtain a spring bar tool (featuring two flat and rounded tips). Insert the tool into the lug groove, depress the pin laterally, extract the old strap. Position the new strap, reinsert the pin until you hear the click. Verify complete pin insertion before wearing the watch.
Can I use an aftermarket 20mm strap on this watch?
Yes, any strap specified for 20mm lug width is compatible with the Klassik UA7929-A2.8-SW. We recommend straps crafted by specialists in stainless steel hardware: the Klassik's construction quality warrants equally considered pairing. Always verify the strap is designated exactly 20mm, not in ranges (18-22mm intervals).
How long does a leather strap last on the Klassik UA7929-A2.8-SW?
Durability depends on tanning method and usage frequency. Quality vegetable-tanned calf leather resists 3-5 years with maintenance (regular cleaning, protection from standing water). Genuine alligator achieves 5-7 years owing to superior fibre density. NATO and FKM rubber endure 2-3 years before elasticity degrades. Critical factors: ambient humidity, perspiration, UV exposure, wear frequency. Store the strap in cool, dry conditions when unworn.