Seiko Cal. 3861 - 747

This Solar model from 1972 features a 39mm Titanium case. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-cdc5adcad309]

Also known as: Crown, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1972

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