Seiko Cal. 3884 - 648

The Seiko 3884-648 represents an important milestone in Seiko's 1976 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-d00f83d4cac5]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1976

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