Seiko Cal. 0784 - 121

The 0784-121 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0784 caliber with 26j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-2f8f47f83a33]

Also known as: Bellmatic, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1978

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