Seiko Cal. 6357 - 325

The Seiko 6357-325 represents an important milestone in Seiko's 1973 lineup. Powered by the 6357 caliber with 26j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-1cf76e9e146f]

Also known as: Bullhead, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1973

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