Seiko Cal. 0730 - 327

Released in 1968, the Cal. 0730 with design code 327 was part of Seiko's domestic market collection. Powered by the 0730 caliber with 25j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-6dc2ed509c6a]

Also known as: Shogun, Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1968

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