Seiko Cal. 6689 - 851

The Seiko 6689-851 represents an important milestone in Seiko's 1990 lineup. It features a Silver dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-d583f512be58]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1990

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