Seiko Cal. 6321 - 345

The Seiko 6321-345 represents an important milestone in Seiko's 1972 lineup. Powered by the 6321 caliber with 17j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-1ba34f148ffd]

Also known as: UFO, Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1972

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