Seiko Cal. 6329 - 644

The 6329-644 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6329 caliber with 19j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-db18c363194c]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1974

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