Seiko Cal. 4548 - 404

This Automatic model from 1991 features a 40mm PVD Black case. Powered by the 4548 caliber with 34j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-afd0fb9e8d6d]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1991

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