Seiko Cal. 7130 - 657

The Seiko 7130-657 represents an important milestone in Seiko's 1991 lineup. Powered by the 7130 caliber with 33j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-8ac9679dd4bd]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1991

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