Seiko Cal. 6168 - 640

The Seiko 6168-640 represents an important milestone in Seiko's 1975 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-646cbf33d0ed]

Also known as: Panda, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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