Seiko Cal. 6377 - 704

The Seiko 6377-704 represents an important milestone in Seiko's 1968 lineup. Powered by the 6377 caliber with 23j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-08030396960f]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1968

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