Seiko Cal. 4536 - 640

The Seiko 4536-640 represents an important milestone in Seiko's 1998 lineup. With its 18mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-625a273f7241]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1998

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