Seiko Cal. 3894 - 513

The Seiko 3894-513 represents an important milestone in Seiko's 1973 lineup. Powered by the 3894 caliber with 21j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-1614ecdeb83a]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1973

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