Seiko Cal. 6374 - 665

The Seiko 6374-665 represents an important milestone in Seiko's 1969 lineup. Powered by the 6374 caliber with 20j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-2ff1f53ef600]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1969

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