Seiko Cal. 0731 - 736

The 0731-736 is a sought-after Automatic piece from Seiko's golden era. Powered by the 0731 caliber with 26j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-077d8b6aec82]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1979

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