Seiko Cal. 6690 - 143

The 6690-143 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-ac17736513ce]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1966

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