Seiko Cal. 4447 - 190

Released in 1971, the Cal. 4447 with design code 190 was part of Seiko's domestic market collection. It features a Green dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-24699c16406c]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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