Seiko Cal. 6327 - 606

The 6327-606 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6327 caliber with 24j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-76f6136bcdd2]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1969

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