Seiko Cal. 5678 - 507

The Seiko 5678-507 represents an important milestone in Seiko's 1987 lineup. Powered by the 5678 caliber with 30j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-ec9b116ccb50]

Also known as: Rally, Sea Horse

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1987

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