Seiko Cal. 7157 - 644

Seiko 7157-644

The 7157-644 is a sought-after Quartz piece from Seiko's golden era. With its 18mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-cdd7fd12335b]

Also known as: Monster

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
45mm
Case Thickness
14.7mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
50m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
21,600 bph
Power Reserve
65 hours
Year
1969

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