Seiko Cal. 6645 - 458

The Seiko 6645-458 represents an important milestone in Seiko's 1995 lineup. Powered by the 6645 caliber with 20j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-ef3f12bf9313]

Also known as: Helmet, Flighty

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1995

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