Adina Stone Square Onyx Solitaire Ring in Solid Silver

Etsy - AdinaStone

Simple silver band matches frame's implied band color and style, Single dark square/rectangular stone matches product description and frame, Solitaire design is consistent, Opaque onyx stone appearance aligns with blurry frame

Sterling Silver Black CZ Square Ring

Dreamland Jewelry

Simple silver band matches frame's implied band color and style, Single dark square stone matches product description and frame, Solitaire design is consistent

925 Sterling Silver Minimalist Square Cut Black Onyx Engagement Ring

Etsy - GemstonesHubStore

Prominent dark square stone (black onyx), Simple, minimalist band design, Silver-toned metal, Overall form factor aligns perfectly with source description and visual