Seiko Cal. 6321 - 934

The 6321-934 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6321 caliber with 21j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-e7380df0f2e2]

Also known as: Turtle, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1990

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