Seiko Cal. 4498 - 743

The Seiko 4498-743 represents an important milestone in Seiko's 1968 lineup. Powered by the 4498 caliber with 25j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-fb7aa6d4d1e5]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1968

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