Seiko Cal. 6364 - 678

The 6364-678 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6364 caliber with 31j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-ee7cf64b6354]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1968

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