Seiko Cal. 3881 - 870

The 3881-870 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3881 caliber with 29j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-172f7af54ea3]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1983

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