Seiko Cal. 6351 - 821

The Seiko 6351-821 represents an important milestone in Seiko's 1972 lineup. Powered by the 6351 caliber with 29j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-ab13a07764ab]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1972

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