Seiko Cal. 0761 - 230

The 0761-230 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0761 caliber with 34j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-dca0381e2bc5]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1966

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