Seiko Cal. 6178 - 166

This Solar model from 1992 features a 39mm PVD Black case. Powered by the 6178 caliber with 19j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-2edaf9349ce7]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1992

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