Seiko Cal. 7170 - 971

The Seiko 7170-971 represents an important milestone in Seiko's 1981 lineup. It features a Silver dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-641c0bd2f60f]

Also known as: Sumo, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1981

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