Seiko Cal. 6651 - 301

The 6651-301 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6651 caliber with 34j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-620c78992c8e]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1976

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