Seiko Cal. 3840 - 640

Seiko 3840-640

The 3840-640 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-5d2d6b69255a]

Also known as: Pogue

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
12.2mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Navy
Jewels
19j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1995

Related Models

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