Seiko Cal. 0721 - 622

This Automatic model from 1971 features a 46mm Gold-Plated case. Powered by the 0721 caliber with 36j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-dd44ea6492bd]

Also known as: Monster, Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1971

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