Seiko Cal. 6618 - 944

The 6618-944 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-7ca543fcbc8c]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1994

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