Seiko Cal. 3894 - 885

The 3894-885 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3894 caliber with 28j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-ee05349ef8c2]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1972

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