Seiko Cal. 6680 - 958

The 6680-958 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-4ce7e67d2e8c]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1990

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