Seiko Cal. 6357 - 990

The 6357-990 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6357 caliber with 33j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-25a4b4ed774a]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1977

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