Seiko Cal. 3890 - 733

Seiko 3890-733

The 3890-733 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-6f585a9f9f09]

Also known as: Navigator, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
10.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1991

Related Models

seikata-wm-6f585a9f9f09