Seiko Cal. 5666 - 414

The Seiko 5666-414 represents an important milestone in Seiko's 1987 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-d0c4892cebb6]

Also known as: Helmet, Emperor

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1987

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