Seiko Cal. 3870 - 444

The 3870-444 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-243513a07f7a]

Also known as: Monster, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1976

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