Seiko Cal. 6356 - 446

The Seiko 6356-446 represents an important milestone in Seiko's 1969 lineup. Powered by the 6356 caliber with 29j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-06a98b35fd4e]

Also known as: Tuna, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1969

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