Seiko Cal. 4550 - 292

The Seiko 4550-292 represents an important milestone in Seiko's 1985 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-3e9d63b55d55]

Also known as: Bellmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1985

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