Seiko Cal. 3870 - 448

Seiko 3870-448

The 3870-448 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ae3454fe7162]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
13.4mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
20j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1967

Related Models

seikata-wm-ae3454fe7162