Seiko Cal. 6351 - 984

The Seiko 6351-984 represents an important milestone in Seiko's 1971 lineup. Powered by the 6351 caliber with 18j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-d987416d05a3]

Also known as: Monster, Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1971

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