Seiko Cal. 3870 - 101

The Seiko 3870-101 represents an important milestone in Seiko's 1990 lineup. It features a Champagne dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-1c99213970b6]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1990

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