Seiko Cal. 6646 - 646

The Seiko 6646-646 represents an important milestone in Seiko's 1996 lineup. With its 21mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-e30a17b6eefb]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1996

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