Seiko Cal. 0742 - 555

The Seiko 0742-555 represents an important milestone in Seiko's 1965 lineup. It features a White dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-b71f9e6bffa6]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1965

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