Seiko Cal. 5656 - 871

The 5656-871 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-d2cad03f0532]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1990

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