Seiko Cal. 3877 - 927

This Solar model from 1984 features a 38mm PVD Black case. Powered by the 3877 caliber with 17j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-c39f8fc8059e]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1984

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