Seiko Cal. 6698 - 781

The Seiko 6698-781 represents an important milestone in Seiko's 1994 lineup. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-e5a220f08230]

Also known as: Helmet, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1994

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