Seiko Cal. 6178 - 783

The 6178-783 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6178 caliber with 23j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-e6656659dad2]

Also known as: Tuna, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1975

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