Seiko Cal. 5687 - 923

The 5687-923 is a sought-after Solar piece from Seiko's golden era. Powered by the 5687 caliber with 36j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-e6eee062d9c5]

Also known as: Samurai, Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1980

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