Seiko Cal. 5231 - 719

The Seiko 5231-719 represents an important milestone in Seiko's 1988 lineup. Powered by the 5231 caliber with 17j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-f969a6bc5fd7]

Also known as: World Timer, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1988

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