Seiko Cal. 6645 - 183

Seiko 6645-183

This Spring Drive model from 1986 features a 36mm PVD Black case. With its 21mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-ec21b447445b]

Also known as: Sumo, Sea Horse

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
36mm
Case Thickness
8.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
White
Jewels
30j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1986

Related Models

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