Seiko Cal. 7040 - 131

The 7040-131 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7040 caliber with 28j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-6e799c816d17]

Also known as: Crown, Golden Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1965

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