Seiko Cal. 4437 - 705

Seiko 4437-705

This Kinetic model from 1966 features a 41mm Hardlex-Coated Steel case. Powered by the 4437 caliber with 36j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-c77b8b68403b]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
10.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
180m
Dial Color
Black
Jewels
36j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1966

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