Seiko Cal. 6698 - 618

The 6698-618 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-ff55fb017686]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1983

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