Seiko Cal. 7040 - 764

The Seiko 7040-764 represents an important milestone in Seiko's 1989 lineup. Powered by the 7040 caliber with 30j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-0ef15bc40c1a]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1989

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