Seiko Cal. 0722 - 550

The 0722-550 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 0722 caliber with 25j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-05980241b164]

Also known as: Monster, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1979

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