Seiko Cal. 7131 - 160

The Seiko 7131-160 represents an important milestone in Seiko's 1987 lineup. It features a Green dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-91e59852e746]

Also known as: Helmet, Rally

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

44mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1987

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