Seiko Cal. 3813 - 515

The Seiko 3813-515 represents an important milestone in Seiko's 1986 lineup. Powered by the 3813 caliber with 17j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-cf300c90289e]

Also known as: Tuna, Panda

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1986

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