Seiko Cal. 6393 - 539

Released in 1965, the Cal. 6393 with design code 539 was part of Seiko's domestic market collection. Powered by the 6393 caliber with 19j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-ca3205a09c7f]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1965

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