Seiko Cal. 7057 - 821

The Seiko 7057-821 represents an important milestone in Seiko's 1992 lineup. Powered by the 7057 caliber with 33j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-7f3afbdbfe44]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1992

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