Seiko Cal. 6684 - 755

Seiko 6684-755

The 6684-755 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6684 caliber with 33j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-8ea72ea5aa62]

Also known as: Silverwave

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
10.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Burgundy
Jewels
33j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1970

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