Seiko Cal. 0747 - 840

This Spring Drive model from 1981 features a 46mm Stainless Steel case. It features a Green dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-6780ab122989]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1981

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