Seiko Cal. 6656 - 241

The 6656-241 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6656 caliber with 36j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-d40918107137]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1981

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