Seiko Cal. 7031 - 546

The Seiko 7031-546 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-20d2801cfacc]

Also known as: Shogun, Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1979

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