Seiko Cal. 6677 - 987

This Quartz model from 1985 features a 41mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-074b5913b549]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1985

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