Seiko Cal. 3877 - 281

The 3877-281 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3877 caliber with 36j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-176e760d4805]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1995

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