Dr No[Moderator Omega - Wristscan]
37614
Dornblüth 99.1M has a 40 mm case . . .
. . . in contrast to the standard 99.1 which has a 42 mm case, K.
The 04.0 model ca '06 that belongs to W72 pictured in my post was their first compact which measured 38 mm in diameter.
Best,
Art