Seiko Cal. 4545 - 166

The Seiko 4545-166 represents an important milestone in Seiko's 1978 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-6c3c2795bfac]

Also known as: Silverwave, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1978

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