Seiko Cal. 6220 - 251

Seiko 6220-251

The 6220-251 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6220 caliber with 29j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-636bf99bda0b]

Also known as: Turtle, Crown

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
44mm
Case Thickness
10.5mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Green
Jewels
29j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1981

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