Seiko Cal. 5680 - 440

The Seiko 5680-440 represents an important milestone in Seiko's 1998 lineup. Powered by the 5680 caliber with 20j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-70987592ff4a]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1998

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