Seiko Cal. 3819 - 521

Seiko 3819-521

The 3819-521 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3819 caliber with 28j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-3e2413dcbb81]

Also known as: Sumo, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
11.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
130m
Dial Color
Cream
Jewels
28j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1993

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seikata-wm-3e2413dcbb81