Serica
Serica has 17 watches in the database across 13 model families. Lug-to-lug runs from 41 mm to 46.5 mm, with a median of 46.5 mm, alongside case diameters of 35 mm to 39 mm and thickness of 8.3 mm to 12.3 mm.
71% of them sit in the balanced range on a 6.5-inch wrist.
The most documented families are 6190 M.S.L. (3), 7505 (2), and 8315 GMT (2).
Serica 5303 39mm
46.5 mm Serica 5303 PLD Dive Chronometer 39mm
46.5 mm Serica 5330 39mm
46.5 mm Serica 6190 Commando 38mm
46.5 mm Serica 6190 M.S.L. Chronometer 37.7mm
46.5 mm Serica 6190 TXD 37.7mm
46.5 mm Serica 6190 M.S.L. 38mm 3 references
46.5 mm Serica 7505 Field Chronometer 35mm
41.5 mm Serica 7505 TXD 35mm
41.5 mm Serica 7505 35mm 2 references
41.5 mm Serica 8315 GMT 39mm 2 references
46.5 mm Serica Parade 35mm
41 mm Serica W.W.W. William Brown 37.7mm
46.5 mm