Seiko Cal. 6644 - 734

Seiko 6644-734

This Kinetic model from 1981 features a 39mm Titanium case. Powered by the 6644 caliber with 23j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-2a474e8b9b13]

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
39mm
Case Thickness
14.5mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Green
Jewels
23j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1981

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seikata-wm-2a474e8b9b13