Seiko Cal. 5681 - 500

The Seiko 5681-500 represents an important milestone in Seiko's 1999 lineup. Powered by the 5681 caliber with 20j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-e8a479ae9c22]

Also known as: Turtle, Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1999

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