Seiko Cal. 6641 - 991

Seiko 6641-991

This Hand-Winding model from 1990 features a 42mm Stainless Steel case. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-7b5a6ab7f767]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
10.6mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Black
Jewels
23j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1990

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seikata-wm-7b5a6ab7f767