Seiko Cal. 7040 - 878

The Seiko 7040-878 represents an important milestone in Seiko's 1977 lineup. Powered by the 7040 caliber with 27j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-b4aad13dfce1]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1977

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