Seiko Cal. 5657 - 491

The Seiko 5657-491 represents an important milestone in Seiko's 1995 lineup. Powered by the 5657 caliber with 22j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-2b52f40bb150]

Also known as: Panda, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1995

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