Seiko Cal. 6630 - 928

Seiko 6630-928

The 6630-928 is a sought-after Solar piece from Seiko's golden era. Powered by the 6630 caliber with 24j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-7045df55d484]

Also known as: UFO, Golden Tuna

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
9.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Champagne
Jewels
24j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1965

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