Seiko Cal. 5646 - 101

This Spring Drive model from 1998 features a 46mm Titanium case. With its 21mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-74a4a7890470]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1998

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