Seiko Cal. 6648 - 138

Seiko 6648-138

The Seiko 6648-138 represents an important milestone in Seiko's 1989 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-ab315f2478af]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
14.6mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
White
Jewels
26j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1989

Related Models

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