Seiko Cal. 3820 - 722

Seiko 3820-722

This Hand-Winding model from 1975 features a 39mm Gold-Plated case. With its 18mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-204c3417ccfc]

Also known as: World Timer, Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
14.8mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Champagne
Jewels
26j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1975

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