Seiko Cal. 6645 - 456

Seiko 6645-456

The 6645-456 is a sought-after Automatic piece from Seiko's golden era. With its 19mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-f849026fc86d]

Also known as: Monster, Navigator

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
14.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Cream
Jewels
32j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1995

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