Seiko Cal. 5231 - 877

The Seiko 5231-877 represents an important milestone in Seiko's 1986 lineup. It features a Green dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-5f71dcdcf57a]

Also known as: Shogun, UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1986

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