Seiko Cal. 3877 - 481

The 3877-481 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-00e76bc614bb]

Also known as: Helmet, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1992

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