Seiko Cal. 7138 - 378

Seiko 7138-378

The Seiko 7138-378 represents an important milestone in Seiko's 1992 lineup. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-5a5b7755e05b]

Also known as: Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
12.3mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Blue Sunburst
Jewels
19j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1992

Related Models

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