Seiko Cal. 4549 - 642

The Seiko 4549-642 represents an important milestone in Seiko's 1987 lineup. Powered by the 4549 caliber with 22j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-7fa5e9fa1506]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1987

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