Seiko Cal. 6368 - 552

The Seiko 6368-552 represents an important milestone in Seiko's 1977 lineup. With its 20mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-d935fed255a6]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1977

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