Seiko Cal. 6661 - 558

The Seiko 6661-558 represents an important milestone in Seiko's 1988 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-e09da2bbb63f]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1988

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