Elegant Gold Rectangular Pendant Necklace

Etsy - Seller

Thin, gold-colored chain matches, Dark, rectangular pendant matches, Pendant has a gold-colored frame, matching the source, Overall design and aesthetic are highly consistent, Pendant size and shape are very similar

14K Gold Elongated Cushion-Cut Black Onyx and Diamond Pendant

Zales Outlet

Gold-colored chain, Thin chain, Dark, elongated pendant, Pendant set in gold, Overall minimalist aesthetic

Mayamar Onyx Rectangle Bold Pendant Necklace

Shopbop

Gold-colored chain, Thin chain style, Dark pendant color (black onyx), Appropriate price tier for fashion jewelry