Seiko Cal. 6657 - 458

The Seiko 6657-458 represents an important milestone in Seiko's 1992 lineup. Powered by the 6657 caliber with 31j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-74988caad051]

Also known as: Sumo, Panda

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1992

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