Seiko Cal. 6321 - 652

The 6321-652 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6321 caliber with 18j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-1803233daf74]

Also known as: Crown, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1988

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