Seiko Cal. 3856 - 401

The 3856-401 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-f5ac78d02313]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1985

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