Seiko Cal. 6657 - 789

This Solar model from 1997 features a 34mm Titanium case. Powered by the 6657 caliber with 36j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-2759dff0acff]

Also known as: World Timer, Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1997

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