Seiko Cal. 7170 - 703

The Seiko 7170-703 represents an important milestone in Seiko's 1986 lineup. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-2bf5eac2a2cc]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1986

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