Seiko Cal. 5685 - 731

The 5685-731 is a sought-after Solar piece from Seiko's golden era. With its 21mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-889caa9399d3]

Also known as: Bellmatic, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1993

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