Seiko Cal. 4433 - 227

Released in 1972, the Cal. 4433 with design code 227 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-ad39f2cc8ecb]

Also known as: Tuna, Pogue

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1972

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