Seiko Cal. 6684 - 402

The 6684-402 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6684 caliber with 22j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-65ceffe93bf4]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1999

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