Seiko Cal. 6648 - 232

The Seiko 6648-232 represents an important milestone in Seiko's 1974 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-3360deba410e]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1974

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