Seiko Cal. 5679 - 784

The 5679-784 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5679 caliber with 35j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-6f3deca9199f]

Also known as: Helmet, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1991

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