Seiko Cal. 5641 - 544

Seiko 5641-544

The Seiko 5641-544 represents an important milestone in Seiko's 1968 lineup. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-2bc0e53dc828]

Also known as: Samurai, Silverwave

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
11.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
140m
Dial Color
Green
Jewels
25j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1968

Related Models

seikata-wm-2bc0e53dc828