Seiko Cal. 5684 - 524

The Seiko 5684-524 represents an important milestone in Seiko's 1968 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-e47a8e99593f]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1968

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