Seiko Cal. 6641 - 153

Seiko 6641-153

This Automatic model from 1982 features a 43mm Titanium case. Powered by the 6641 caliber with 30j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-5737bc9d7936]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
43mm
Case Thickness
12.9mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1982

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seikata-wm-5737bc9d7936