Seiko Cal. 6689 - 457

The Seiko 6689-457 represents an important milestone in Seiko's 1973 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-07eaca239dcb]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1973

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