Seiko Cal. 7183 - 261

The Seiko 7183-261 represents an important milestone in Seiko's 1968 lineup. With its 18mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-e341ca872d14]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1968

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