Seiko Cal. 4436 - 603

The Seiko 4436-603 represents an important milestone in Seiko's 1983 lineup. It features a Black dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-816a464ebeb0]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1983

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