Seiko Cal. 3840 - 727

Seiko 3840-727

The 3840-727 is a sought-after Solar piece from Seiko's golden era. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-f1c9a2e507bd]

Also known as: Shogun

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
13.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Cream
Jewels
23j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1976

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