Seiko Cal. 4436 - 488

The Seiko 4436-488 represents an important milestone in Seiko's 1991 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-19ac60ff592a]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1991

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