Seiko Cal. 6353 - 644

The Seiko 6353-644 represents an important milestone in Seiko's 1989 lineup. With its 18mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-379bba7bb330]

Also known as: Turtle, Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1989

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