Seiko Cal. 4485 - 603

The Seiko 4485-603 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-435b25059d6d]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1972

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