Seiko Cal. 4436 - 654

The Seiko 4436-654 represents an important milestone in Seiko's 1977 lineup. It features a Cream dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-564b7f6be5eb]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1977

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