Seiko Cal. 5661 - 118

The 5661-118 is a sought-after Quartz piece from Seiko's golden era. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ac4ef4595c63]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1981

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