Seiko Cal. 6641 - 192

The 6641-192 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6641 caliber with 23j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-f55c64ff3994]

Also known as: Sumo, Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1975

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