Seiko Cal. 6661 - 300

The Seiko 6661-300 represents an important milestone in Seiko's 1990 lineup. Powered by the 6661 caliber with 22j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-4e2f5e908b53]

Also known as: Shogun, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1990

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