Seiko Cal. 7123 - 172

The Seiko 7123-172 represents an important milestone in Seiko's 1968 lineup. Powered by the 7123 caliber with 23j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-31e1b304280d]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1968

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