Seiko Cal. 3877 - 702

This Quartz model from 1980 features a 37mm Two-Tone case. With its 18mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-7e9cd377dc28]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1980

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