Seiko Cal. 7143 - 836

The 7143-836 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7143 caliber with 25j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-44b8f59068cc]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1983

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