Seiko Cal. 0743 - 964

The 0743-964 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0743 caliber with 31j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-b20a0d3de636]

Also known as: Bullhead, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1991

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