Seiko Cal. 4478 - 553

The Seiko 4478-553 represents an important milestone in Seiko's 1990 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-a39bb9f891c3]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1990

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