Seiko Cal. 4439 - 980

Seiko 4439-980

The 4439-980 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-c847ac57b8ce]

Also known as: Tuna, Sea Horse

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
8.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Black
Jewels
28j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1970

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