Seiko Cal. 7131 - 996

The Seiko 7131-996 represents an important milestone in Seiko's 1974 lineup. It features a Green dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-f6d619346c45]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1974

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