Seiko Cal. 0722 - 518

The Seiko 0722-518 represents an important milestone in Seiko's 1975 lineup. It features a Navy dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-5022c6dd7282]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1975

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