Seiko Cal. 5688 - 613

The 5688-613 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-14ce7782b433]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1971

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