Seiko Cal. 5664 - 827

The Seiko 5664-827 represents an important milestone in Seiko's 1994 lineup. Powered by the 5664 caliber with 30j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-d8f512255bac]

Also known as: Turtle, UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1994

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