Seiko Cal. 6646 - 375

The Seiko 6646-375 represents an important milestone in Seiko's 1993 lineup. With its 22mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-ed39eec5b893]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1993

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