Seiko Cal. 0740 - 974

Released in 1965, the Cal. 0740 with design code 974 was part of Seiko's domestic market collection. It features a Silver dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-176abe0ff76c]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1965

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