Seiko Cal. 4590 - 248

The Seiko 4590-248 represents an important milestone in Seiko's 1998 lineup. Powered by the 4590 caliber with 18j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-1c1c58ee7766]

Also known as: Pogue, Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1998

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