Seiko Cal. 6656 - 304

Seiko 6656-304

The 6656-304 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6656 caliber with 26j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-26dbe740965a]

Also known as: Baby Tuna

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
35mm
Case Thickness
8.9mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Cream
Jewels
26j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1966

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