Seiko Cal. 6661 - 328

The Seiko 6661-328 represents an important milestone in Seiko's 1975 lineup. It features a White dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-befe30af81ec]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

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