Seiko Cal. 6356 - 513

The 6356-513 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6356 caliber with 23j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-eafc9ced7a9b]

Also known as: Sumo, Panda

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1976

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