Seiko Cal. 6356 - 471

The Seiko 6356-471 represents an important milestone in Seiko's 1965 lineup. Powered by the 6356 caliber with 18j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-04072ff8a715]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1965

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