Seiko Cal. 6631 - 344

Seiko 6631-344

The 6631-344 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-3487087174d0]

Also known as: Sea Horse

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
46mm
Case Thickness
12.5mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
160m
Dial Color
Black
Jewels
24j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1968

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seikata-wm-3487087174d0