Seiko Cal. 3857 - 977

The Seiko 3857-977 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-49db63db95c1]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1968

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