Seiko Cal. 4447 - 448

The Seiko 4447-448 represents an important milestone in Seiko's 1971 lineup. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-43de72477bbb]

Also known as: Tuna, Goldfeather

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

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