Seiko Cal. 7077 - 840

The 7077-840 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7077 caliber with 30j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-af75859818bd]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1995

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