Seiko Cal. 6121 - 327

This Automatic model from 1974 features a 36mm PVD Black case. Powered by the 6121 caliber with 34j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-a697e05de0e1]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1974

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