The wedding ring embodies union and marital commitment. Originally adopted by women, this ring is now worn by both spouses.
Chaumet

The proposal ring is worn by a woman to indicate her intention to marry her man. It often comes in the shape of a diamond solitaire.
Tiffany & Co. – Tiffany Setting ring
 
 

The birthstone ring is, as its name indicates, one that is set with its wearer’s birthstone or wife/husband. Sometimes, mothers wear a version of this ring set with her husband’s and children’s birthstones.
Every month has its birthstone:
- Garnet is for January
- Amethyst is for February
- Aquamarine is for March
- Diamond is for April
- Emerald is for May
- Pearl, moonstone and alexandrite are for June
- Ruby is for July
- Peridot is for August
- Sapphire is for September
- Opal and pink tourmaline are for October
- Citrine and yellow topaz are for November
- Blue zircon, blue topaz and tanzanite are for December
Harry Winston – Incredibles ring

The multi-finger ring is one that features two bands stuck together instead of one and therefore is worn two fingers.
Marli New York ring – Available at Harvey Nichols Dubai

The between-the-fingers ring is one in which the two sides of the band doesn’t meet and each side is adorned with a motif that adorns the space let between the fingers.
Van Cleef & Arpels – Perlée ring

The cocktail ring comes with an imposing design and a large center stone surrounded by small ones.
Piaget – Mediterranean Garden high jewelry ring

The finger armor ring extends from the base of the finger to just below the nail or to the middle of the second knuckle and comes with a bending joint.
Aziz & Walid Mouzannar – Silene ring

The eternity ring comes set with precious stones – often diamonds – and symbolizes eternity with a partner.  It can also be given instead of the engagement ring.
Tiffany & Co. – Tiffany & Co. Schlumberger Sixteen Stone ring