Seiko Cal. 5640 - 129

The Seiko 5640-129 represents an important milestone in Seiko's 1993 lineup. Powered by the 5640 caliber with 34j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-80d9009dc5b9]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1993

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