Seiko Cal. 3820 - 127

The 3820-127 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3820 caliber with 26j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-854be00dfe85]

Also known as: Arnie, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1980

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