Seiko Cal. 0780 - 343

Seiko 0780-343

The 0780-343 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-2d5ae27a7f2f]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
10.4mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Green
Jewels
27j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1973

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