Seiko Cal. 6628 - 671

Seiko 6628-671

This Kinetic model from 1970 features a 37mm PVD Black case. Powered by the 6628 caliber with 28j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-b5b07b57942d]

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
37mm
Case Thickness
14.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
90m
Dial Color
White
Jewels
28j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1970

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seikata-wm-b5b07b57942d