Seiko Cal. 6663 - 906

Seiko 6663-906

The Seiko 6663-906 represents an important milestone in Seiko's 1978 lineup. Powered by the 6663 caliber with 18j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-489d446646cb]

Also known as: Golden Tuna

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
8.5mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1978

Related Models

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