Seiko Cal. 6613 - 275

The Seiko 6613-275 represents an important milestone in Seiko's 1977 lineup. Powered by the 6613 caliber with 23j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-c38d8d0f676c]

Also known as: Rally, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1977

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