Technical Archive

Zeitwinkel
39mm Midsize 083° Blue— lug 18mm

Zeitwinkel 39mm Midsize 083° Blue: 18mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

083° Blue

Artisanal Note

"This model requires a precise 18mm lug width to preserve the original sartorial balance."

Technical Specifications

Zeitwinkel 083° Blue
Lug Width
18 mm

The essential strap measurement.

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Reference

083° Blue

Movement

Zeitwinkel caliber ZW0102 CS Hours, Minutes, Seconds | Date

The Heritage

The Zeitwinkel 39mm Midsize reference 083° Blue mounts the automatic caliber ZW0102 CS with hour, minute, second and date functions. The case has a diameter of 39mm with 18mm lug width. The internal movement is a Zeitwinkel manufacture with full time indication and calendar.

FAQ

What is the exact lug width of the Zeitwinkel 39mm Midsize 083° Blue?

The lug width of the Zeitwinkel 39mm Midsize 083° Blue is 18 millimetres. This measurement is calculated between the inner points of the case lugs. Always verify the measurement with a digital calliper before ordering an aftermarket strap, positioning the tool on the inner reference points rather than the outer spacing.

Which strap is recommended for the Zeitwinkel 083° Blue?

For the Zeitwinkel 083° Blue, vegetable-tanned alligator straps are ideal, creating formal elegance in harmony with the case's minimalism. Dark brown shell cordovan offers refined aesthetic contrast. For versatility, a NATO strap in technical canvas or taupe-grey calf leather maintains stylistic coherence. High-quality textured FKM rubber straps represent the premium sportive option.

How do I change the strap on the Zeitwinkel 39mm Midsize?

Strap replacement requires a spring bar tool. Insert the curved tip of the tool between the lug and the spring bar, gently pushing downward to compress the spring. Extract the old strap by pulling it laterally. Insert the new strap into the lug ensuring the spring bar locks completely. Verify with a gentle tug that the strap is securely anchored.

Are aftermarket straps compatible with the Zeitwinkel 083° Blue?

Yes, any aftermarket strap with 18mm lug width is compatible with the Zeitwinkel 083° Blue. We recommend verifying compatibility by measuring on your watch before ordering. Artisanal straps from specialist suppliers ensure precise manufacturing tolerances and superior material quality compared to generic catalogue straps.

How long does a leather strap last on this watch?

An artisanal leather strap with vegetable tanning lasts an average of 18–36 months with daily use, varying according to climate, frequency of use, and maintenance. Vegetable-tanned leather ages biologically, developing patina and deeper tonality. Strap replacement is recommended when leather loses elasticity or the buckle shows wear. Store the strap in a dry environment and protect it from prolonged moisture.