Seiko Cal. 4420 - 492

This Automatic model from 1986 features a 37mm Two-Tone case. It features a Green dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-6705a6a254f0]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1986

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