Seiko Cal. 6387 - 689

The Seiko 6387-689 represents an important milestone in Seiko's 1969 lineup. Powered by the 6387 caliber with 34j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-ae83f758254b]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1969

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