Seiko Cal. 3856 - 340

The Seiko 3856-340 represents an important milestone in Seiko's 1989 lineup. Powered by the 3856 caliber with 27j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-75cd2d69b8ef]

Also known as: Navigator, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1989

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