Seiko Cal. 4542 - 143

The Seiko 4542-143 represents an important milestone in Seiko's 1965 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-f852b3c43d52]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1965

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