Seiko Cal. 3899 - 623

Seiko 3899-623

The 3899-623 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-b8c61f194901]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
14.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
160m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1982

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seikata-wm-b8c61f194901