A. Lange & Söhne Richard Lange

Most A. Lange & Söhne Richard Lange references take a 20 mm watch strap: 14 of 21. The lug width follows the case size: 40 mm case → 20 mm, 41 mm case → 20 mm and 42 mm case → 22 mm.

Shop 20 mmShop 22 mm

A. Lange & Söhne Richard Lange lug width by case size

21 references measured. Updated 2026-10-29.

CaseLug widthReferencesWatch strap attachmentFor example
39 mm20 mm1—606.079
40 mm20 mm4—252.025, 252.029, 252.032
41 mm20 mm9—232.021, 232.025, 232.026
42 mm22 mm4—760.025, 760.026, 760.032
46 mm22 mm2—180.026, 180.032
not recorded22 mm1—760-032F

Other A. Lange & Söhne families

Inside each one the lug width often changes: it is the reference that decides.

All A. Lange & Söhne families → · Why the size changes inside a family →