Seiko Cal. 6356 - 256

The Seiko 6356-256 represents an important milestone in Seiko's 1972 lineup. Powered by the 6356 caliber with 21j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-040d4c831f7f]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1972

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