Seiko Cal. 7166 - 350

The Seiko 7166-350 represents an important milestone in Seiko's 1976 lineup. It features a Green dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-d19e579af2f3]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1976

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