Seiko Cal. 4438 - 937

Seiko 4438-937

The 4438-937 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4438 caliber with 33j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-3cf482b70dbf]

Also known as: Turtle

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
10.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
100m
Dial Color
Silver
Jewels
33j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1987

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