Seiko Cal. 5688 - 670

This Hand-Winding model from 1998 features a 44mm Gold-Plated case. Powered by the 5688 caliber with 28j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-a9328cdd2c9c]

Also known as: World Timer, Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1998

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