Seiko Cal. 5644 - 633

Seiko 5644-633

This Kinetic model from 1997 features a 41mm Two-Tone case. Powered by the 5644 caliber with 36j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-270ecc711b43]

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
41mm
Case Thickness
10.8mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
White
Jewels
36j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1997

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seikata-wm-270ecc711b43