Seiko Cal. 5688 - 617

This Solar model from 1976 features a 45mm PVD Black case. Powered by the 5688 caliber with 26j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-c6a71334eb77]

Also known as: Bullhead, Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1976

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