Seiko Cal. 3877 - 426

The Seiko 3877-426 represents an important milestone in Seiko's 1991 lineup. It features a Green dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-04850083d3a4]

Also known as: Monster, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1991

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