Seiko Cal. 6694 - 721

The 6694-721 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-00a93a1a38c6]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1982

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