Seiko Cal. 5657 - 739

The 5657-739 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-386bbdd7eafc]

Also known as: Pogue

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1980

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