Seiko Cal. 7170 - 737

The Seiko 7170-737 represents an important milestone in Seiko's 1980 lineup. It features a Green dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-1c16801e1d87]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1980

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