Seiko Cal. 5697 - 573

The 5697-573 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-29709ca326d7]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1987

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