Seiko Cal. 4442 - 777

Released in 1984, the Cal. 4442 with design code 777 was part of Seiko's domestic market collection. It features a Green dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-d280646d0285]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1984

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