Seiko Cal. 5661 - 647

The Seiko 5661-647 represents an important milestone in Seiko's 1994 lineup. With its 20mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-14b25cb1882e]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1994

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