Seiko Cal. 4438 - 769

Seiko 4438-769

This Hand-Winding model from 1987 features a 44mm PVD Black case. With its 20mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-86dafecd43e8]

Also known as: Sumo, Helmet

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
44mm
Case Thickness
14.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1987

Related Models

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