Seiko Cal. 6646 - 757

Seiko 6646-757

The 6646-757 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6646 caliber with 30j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-42f71610a498]

Also known as: Silverwave, Navigator

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
15.6mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Green
Jewels
30j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1992

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seikata-wm-42f71610a498