Seiko Cal. 5690 - 310

The Seiko 5690-310 represents an important milestone in Seiko's 1992 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-0c8d1065a662]

Also known as: Goldfeather

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1992

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