Seiko Cal. 3820 - 598

Seiko 3820-598

The 3820-598 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3820 caliber with 34j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-163b7bccd2c3]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
35mm
Case Thickness
15.3mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1980

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seikata-wm-163b7bccd2c3