Seiko Cal. 6665 - 758

The 6665-758 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6665 caliber with 30j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-adef9ca84f07]

Also known as: Tuna, World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1972

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