Seiko Cal. 4448 - 162

The Seiko 4448-162 represents an important milestone in Seiko's 1982 lineup. Powered by the 4448 caliber with 25j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-48f131115b94]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1982

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