Seiko Cal. 7078 - 220

The 7078-220 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7078 caliber with 33j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-50914d60fc22]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1970

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