Seiko Cal. 6641 - 621

Seiko 6641-621

This Automatic model from 1974 features a 42mm Titanium case. With its 20mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-cfadb563e372]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
42mm
Case Thickness
11.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Silver
Jewels
31j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1974

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