Seiko Cal. 6321 - 157

This Automatic model from 1987 features a 46mm PVD Black case. Powered by the 6321 caliber with 17j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-dad5c85c26a3]

Also known as: Samurai, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1987

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