Seiko Cal. 5231 - 937

The 5231-937 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5231 caliber with 22j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-5d58db592101]

Also known as: Panda, UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1983

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