Seiko Cal. 4548 - 374

The Seiko 4548-374 represents an important milestone in Seiko's 1992 lineup. Powered by the 4548 caliber with 30j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-1489437e30a7]

Also known as: UFO, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1992

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