Seiko Cal. 3856 - 921

The Seiko 3856-921 represents an important milestone in Seiko's 1989 lineup. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-de6bf7f2db3c]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1989

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