Seiko Cal. 4487 - 120

This Hand-Winding model from 1986 features a 45mm PVD Black case. It features a Champagne dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-ff2494bf5a17]

Also known as: Navigator, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1986

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