Seiko Cal. 5690 - 654

The 5690-654 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-adea8b13b34c]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1979

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