Seiko Cal. 6641 - 861

The Seiko 6641-861 represents an important milestone in Seiko's 1989 lineup. It features a Silver dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-47e0da83ebfb]

Also known as: Shogun, Navigator

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1989

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