Seiko Cal. 3827 - 441

The Seiko 3827-441 represents an important milestone in Seiko's 1983 lineup. Powered by the 3827 caliber with 35j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-23071d44358b]

Also known as: Sumo, UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1983

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