Seiko Cal. 3865 - 806

This Quartz model from 1978 features a 37mm PVD Black case. With its 21mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-6250bb0de483]

Also known as: Monster, UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1978

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