Seiko Cal. 5658 - 710

The 5658-710 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5658 caliber with 36j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-e24ab632b75f]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1971

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