Seiko Cal. 0779 - 971

The 0779-971 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0779 caliber with 24j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-99a1ed84d76b]

Also known as: Sumo, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1999

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