Seiko Cal. 5658 - 757

The 5658-757 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5658 caliber with 22j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-345b44f43698]

Also known as: Monster, Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1969

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