Seiko Cal. 7133 - 151

The Seiko 7133-151 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-fd4cc6c48d3a]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1972

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