Seiko Cal. 4488 - 549

The Seiko 4488-549 represents an important milestone in Seiko's 1968 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-46de8a86c371]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1968

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