Seiko Cal. 6399 - 457

Released in 1974, the Cal. 6399 with design code 457 was part of Seiko's domestic market collection. Powered by the 6399 caliber with 25j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-3ddcc39c1e47]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1974

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