Seiko Cal. 3879 - 637

Seiko 3879-637

The 3879-637 is a sought-after Solar piece from Seiko's golden era. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-5f1ed03e136d]

Also known as: Baby Tuna

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
46mm
Case Thickness
11.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1972

Related Models

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