Seiko Cal. 4573 - 145

The Seiko 4573-145 represents an important milestone in Seiko's 1978 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-1cc7811f5c79]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1978

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