Seiko Cal. 6340 - 437

The Seiko 6340-437 represents an important milestone in Seiko's 1980 lineup. Powered by the 6340 caliber with 29j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-4cc6ab1a5eaf]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1980

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