Seiko Cal. 4437 - 396

Seiko 4437-396

The 4437-396 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-83640c216fdd]

Also known as: Monster, Silverwave

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
9.4mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Silver
Jewels
18j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1974

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