Seiko Cal. 0740 - 440

The 0740-440 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0740 caliber with 26j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-58f3faa3adca]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1972

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