Seiko Cal. 3845 - 421

The Seiko 3845-421 represents an important milestone in Seiko's 1993 lineup. Powered by the 3845 caliber with 25j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-2ac1bad55a70]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1993

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