Seiko Cal. 0788 - 797

The 0788-797 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0788 caliber with 31j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-d25cfcdcbe53]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1970

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