Seiko Cal. 0731 - 234

The 0731-234 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 0731 caliber with 21j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-fa0e2db10df9]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1984

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