A. Lange & Söhne · 1815

Strap for 1815 Grand Complication Pink Gold

Takes 24 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width24 mm
Case diameter50 mm
Reference912.032 (aka: 912032f, 912032)
Family1815
MovementA. Lange & Söhne caliber L1902 Hours, Minutes | Date, Day, Leap Year, Month, Perpetual Calendar | Chronograph, Column wheel, Rattrapante, Foudroyante | Moonphase | Grande Sonnerie, Minute Repeater, Petite Sonnerie
CasePink Gold

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the 1815 912.032 (aka: 912032f, 912032)

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The 1815 912.032 (aka: 912032f, 912032), seen from the bench

The A. Lange & Söhne 1815 reference 912.032 is equipped with the in-house calibre L1902 featuring perpetual calendar, rattrapante chronograph with foudroyante, moon phases and grande sonnerie with minute repeater complications. The watch has 24mm lugs and integrates a column-wheel mechanism for chronograph control. The movement provides indications for hours, minutes, full calendar with leap year and on-demand striking of the hours, quarters and minutes.

Frequently asked questions

What is the lug width of the A. Lange & Söhne 1815 912.032?

The lug width of the A. Lange & Söhne 1815 912.032 is 24mm. This width has been selected to maintain optimal proportions of the 50mm diameter case, ensuring perfect visual balance between the case mass and the elegance of the strap. To measure the lug width accurately, use a digital calliper positioned perpendicularly to the lugs, measuring from the inner point of one lug to the inner point of the other, excluding any existing strap thickness.

What strap is recommended for this A. Lange & Söhne model?

For the 1815 912.032 in rose gold, alligator straps in dark brown and chocolate tones represent the most elegant choice. Shell cordovan offers body and develops a profound patina over time, whilst vegetable-tanned calf represents a sophisticated and sustainable alternative. Aged bordeaux and warm taupe create chromatic affinity without absolute identity. For formal occasions, deep black with a classic deployante buckle remains timeless. Avoid excessive chromatic contrasts: the 1815 demands sobriety.

How do you change the strap on an A. Lange & Söhne 1815?

Strap replacement is accomplished by gently extracting the lug pins (spring bars). Position the watch with the case facing downward and use a dedicated tool or thin blade to compress the small internal spring of each pin. Once the pin is released, the previous strap detaches easily from the lug. Insert the new strap by threading the pin through the lug and release the spring mechanism: you will feel a slight click when the pin locks into place. Always verify that both pins are firmly secured before wearing the watch.

Are third-party straps compatible with the 912.032?

Yes, any strap fitted with a 24mm lug width is compatible with the 912.032. Milano Straps offers a comprehensive collection of artisanal straps in various leathers and finishes specifically dimensioned for this width. Through the Casati Milano service, you can additionally request a bespoke strap by personally selecting the leather at the Milan atelier and monitoring each production phase. A high-quality aftermarket strap can completely transform the wearing experience of your watch.

What is the lifespan of a leather strap for a watch like the 1815?

A leather strap of artisanal quality has an average lifespan of 3-5 years with daily use, varying depending on the type of tanning, thickness, and exposure to environmental factors. Vegetable-tanned leather tends to age more rapidly than alligator, developing a characteristic patina. Shell cordovan, owing to its exceptional density, easily reaches 5-7 years of use. Milano Straps warrants 18 months against all manufacturing defects, though natural leather wear is physiological and desirable: the strap ages alongside the watch, creating that aesthetic richness distinguishing objects of value.

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.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only