Art Deco Sapphire And Diamond Cluster Ring

Engagement ring in 18Kt white gold and platinum, the center of which is adorned with a natural oval sapphire weighing approximately 2.00 Cts, in an entourage of old-fashioned cut diamonds and sapphires (probably synthetic) cut into a triangle.
Shoulder with rose-cut diamonds.

Total weight of diamonds estimated at approximately 1.30 Cts, estimated color H, estimated clarity VS to SI.
Circa 1935, Art Deco.

Gross weight: 5.45g
Pattern height: 1.70 cm
Pattern width: 1.40 cm

Finger size: 55 (diameter 17.35 / US 7.00).

Condition: very slight micro scratches on the gold and platinum parts, slight abrasion of the stones, see photos.