Seiko Cal. 5613 - 994

The Seiko 5613-994 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-fd7ef5c73b05]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1973

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