Seiko Cal. 6684 - 405

The Seiko 6684-405 represents an important milestone in Seiko's 1989 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-f2f5c0ac77f6]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1989

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