Seiko Cal. 6675 - 974

The Seiko 6675-974 represents an important milestone in Seiko's 1966 lineup. Powered by the 6675 caliber with 28j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-ff88709a48db]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1966

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