Seiko Cal. 0748 - 183

Seiko 0748-183

This Spring Drive model from 1965 features a 34mm Hardlex-Coated Steel case. Powered by the 0748 caliber with 30j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-e563e86cf734]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
11.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1965

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