Seiko Cal. 5690 - 999

The 5690-999 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-a3d831baf05e]

Also known as: Sea Horse, Crown

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1979

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