Seiko Cal. 6641 - 612

The Seiko 6641-612 represents an important milestone in Seiko's 1998 lineup. Powered by the 6641 caliber with 20j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-b68fa38b494c]

Also known as: Turtle, Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1998

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