Seiko Cal. 6641 - 359

The 6641-359 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6641 caliber with 24j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-bdf306a85b4f]

Also known as: Samurai, Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1993

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