Seiko Cal. 3857 - 272

The 3857-272 is a sought-after Solar piece from Seiko's golden era. Powered by the 3857 caliber with 33j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-82ff8790b599]

Also known as: Sumo, Pogue

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1972

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