Seiko Cal. 4548 - 390

Released in 1981, the Cal. 4548 with design code 390 was part of Seiko's domestic market collection. Powered by the 4548 caliber with 32j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-5cdda1dffa21]

Also known as: Rally, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1981

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