GLD Diamond Tennis Necklace 2mm vs Diamond Tennis Necklace in White Gold 3mm

Both are wide tennis necklaces from the same house, and the listings contradict themselves on materials, so treat the specs with caution. The 3mm is the heavier, bolder piece with six length options and a sturdier feel; the 2mm is lighter and easier to layer. Reviewers rate the 2mm 4.2 out of 5 from 45 ratings, which is decent but not glowing. Buy the 3mm if you want a statement and a precise fit; buy the 2mm if you want something subtle and light.

• Choose the 2mm if you want a lighter, subtler necklace you can layer or wear daily without it feeling heavy.
• Choose the 3mm if you want a bolder row of stones and a length that actually fits your neck.