Seiko Cal. 5690 - 387

This Quartz model from 1984 features a 40mm Two-Tone case. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-b5d74c518aa7]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1984

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