Seiko Cal. 5231 - 703

The 5231-703 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-f1329d57986b]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1988

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