Seiko Cal. 5687 - 811

The Seiko 5687-811 represents an important milestone in Seiko's 1987 lineup. Powered by the 5687 caliber with 23j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-dc0b5876dd41]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1987

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