Seiko Cal. 6240 - 739

The 6240-739 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6240 caliber with 22j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-dcf42cdfd849]

Also known as: UFO, Sea Horse

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1969

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