Seiko Cal. 4440 - 609

Seiko 4440-609

The 4440-609 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-9ef80b1cfe02]

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
13.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Green
Jewels
27j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1979

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