Seiko Cal. 4438 - 557

Seiko 4438-557

The 4438-557 is a sought-after Kinetic piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-fe21dcf51100]

Also known as: Monster, Silverwave

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
13.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Green
Jewels
24j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1989

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seikata-wm-fe21dcf51100