Seiko Cal. 0740 - 260

The 0740-260 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0740 caliber with 35j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-35b5c4c3e375]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1994

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