Seiko Cal. 6689 - 828

The 6689-828 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-b8e5cd701816]

Also known as: Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1995

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