Seiko Cal. 6684 - 525

The Seiko 6684-525 represents an important milestone in Seiko's 1993 lineup. Powered by the 6684 caliber with 19j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-2648f8b93d93]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1993

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