Seiko Cal. 6328 - 663

The 6328-663 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6328 caliber with 30j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-151e0e96327a]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1985

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