Shop › Otto Ring Image 1 of 1 Otto Ring €2,765.00 Otto Ring in 18-karat rose gold set with rainbow tourmaline baguette cut Size: 6.5 7 Purchase Added! Otto Ring in 18-karat rose gold set with rainbow tourmaline baguette cut You Might Also Like Chevron Enamel Ring €1,780.00 Chevron Enamel Ring €1,780.00 Otto ring €2,765.00 Sundial ring €2,540.00 Otto Pinky Ring €2,915.00