Seiko Cal. 5688 - 143

The 5688-143 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5688 caliber with 17j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-383abdf6152c]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1988

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