Seiko Cal. 4487 - 185

This Quartz model from 1966 features a 45mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-c9178ca02fb1]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1966

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