Some of those eye-popping 
designs are given below.
Infinity Knot Diamond Ring

In this 
design, an 
infinity symbol is flaunted on a 
ring in such a way that it is entangled using a 
knot. One of the stylish 
designs for an 
infinity knot ring features a 
baguette diamond at the 
center of an 
18k rose gold band. Additionally, the main 
gemstone is flanked with 
infinity designs on either side that are embellished with 
melee diamonds.
Love Knot Engagement Ring
As the name indicates, a 
knot design that resembles a 
heart-like structure is displayed on a 
love knot diamond ring. For instance, consider a white gold band that is beautified using a 
love knot. Additionally, a small 
diamond is given at the center of the 
heart design.
Trinity Knot Diamond Engagement Ring

A trinity 
knot is one of the most unique 
diamond ring designs, which is associated with Christianity. There will be three 
knots in such 
designs and each element here represents Father, Son, and the Holy Spirit. Usually, this type of 
designs is seen in modern 
Celtic engagement rings.