Seiko Cal. 0722 - 166

The Seiko 0722-166 represents an important milestone in Seiko's 1973 lineup. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-6e6641afd371]

Also known as: Turtle, Bullhead

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1973

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