Seiko Cal. 7170 - 574

The Seiko 7170-574 represents an important milestone in Seiko's 1977 lineup. With its 22mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-610867dea562]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1977

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