Seiko Cal. 4438 - 962

Seiko 4438-962

The 4438-962 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4438 caliber with 22j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-537f305b7083]

Also known as: Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
41mm
Case Thickness
14.4mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
70m
Dial Color
Cream
Jewels
22j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1976

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seikata-wm-537f305b7083