Seiko Cal. 6393 - 254

The Seiko 6393-254 represents an important milestone in Seiko's 1970 lineup. Powered by the 6393 caliber with 23j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-88fd168021c7]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1970

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