Seiko Cal. 5687 - 248

This Solar model from 1970 features a 39mm PVD Black case. Powered by the 5687 caliber with 31j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-0380643cb0b1]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1970

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