Seiko Cal. 5684 - 254

The Seiko 5684-254 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-3841dd6ec928]

Also known as: Monster, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1972

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