Seiko Cal. 6131 - 235

The 6131-235 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6131 caliber with 23j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-cae9bfec2181]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1993

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