Seiko Cal. 4438 - 625

Seiko 4438-625

The 4438-625 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-5474ecb220a7]

Also known as: Pogue, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
10.7mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
50m
Dial Color
Burgundy
Jewels
32j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1999

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