Seiko Cal. 3877 - 811

The Seiko 3877-811 represents an important milestone in Seiko's 1978 lineup. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-de829eed718a]

Also known as: Sumo, Rally

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1978

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