Seiko Cal. 7031 - 375

The 7031-375 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-f9ed97ae89ea]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1979

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