Seiko Cal. 3886 - 726

This Solar model from 1977 features a 37mm PVD Black case. Powered by the 3886 caliber with 25j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-733404ddbe63]

Also known as: Monster

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1977

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