Seiko Cal. 4439 - 601

The Seiko 4439-601 represents an important milestone in Seiko's 1987 lineup. It features a Black dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-0bc0ed4107c5]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1987

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