Seiko Cal. 3881 - 873

The Seiko 3881-873 represents an important milestone in Seiko's 1985 lineup. Powered by the 3881 caliber with 23j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-101dfb015cf8]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1985

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