Seiko Cal. 6181 - 880

The 6181-880 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6181 caliber with 30j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-c44ec7c0e6b9]

Also known as: Sumo, Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1978

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