Seiko Cal. 4454 - 927

The Seiko 4454-927 represents an important milestone in Seiko's 1990 lineup. Powered by the 4454 caliber with 29j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-d60f973124ec]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1990

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