Yellow Gold Marquise Lab Grown Diamond Flat Back Earring

This marquise lab-grown diamond flat back stud is crafted in solid 14K yellow gold and made to be worn comfortably every day. The smooth, low-profile backing sits flush against your ear, so there's no poking or pressure from traditional earring backs. The elongated large marquise shape creates an elegant, light-catching sparkle that looks beautiful on its own or stacked with your favorite pieces. Lightweight, secure, and easy to wear, it's perfect for multiple piercings. Made from verified nickel-free solid gold, this piece delivers real fine jewelry quality without plating or shortcuts. What It's Crafted From: Metal: Solid 14K yellow gold, bright polished finish, nickel-free, hypoallergenic Stone: Marquise cut lab-grown diamond, VVS1-VVS2 clarity Front Head Size: 7mm x 3.5mm, 8.5mm x 4mm, 9mm x 4.5mm Setting: Invisible Post: 18G (1.0mm), internally threaded flat back post Post Length Options: 5mm, 6.5mm, 8mm, 10mm Why You'll Love It: Flat back comfort for day & night wear - No poke ever Solid 14K gold - non-tarnish, long-lasting - No green skin or irritation Lab-grown diamonds - Sustainable luxury without compromising on sparkle Perfect stacking balance - Works solo or layered with other piercings Choose your level of shine: Select your Lab-Grown Diamond Size 0.30 PTS (7mm x 3.5mm): A delicate, refined sparkle that sits beautifully on the ear—perfect for minimalist styling and smaller cartilage placements. 0.50 PTS (8.5mm x 4mm): Balanced brilliance with a more noticeable presence while remaining elegant enough for everyday wear. 0.75 PTS (9mm x 4.5mm): Bold, eye-catching sparkle that creates a striking solitaire statement without sacrificing comfort. Personalize Your Fit: Choose the ideal post length for your specific piercing: 5mm: A snug fit for healed piercing, or thin cartilage 6.5mm: The standard size for most cartilage and lobes piercings 8mm: Extra room for a thicker Lobe or cartilage piercing 10mm: Maximum length to accommodate swelling or thicker areas The Estella Difference Ethical Brilliance: Features a sparkling lab-grown diamond with the same beauty and brilliance as a mined diamond. Forever Materials: Solid 14K gold, never plated, never filled, so it will not tarnish or fade. Hypoallergenic: Nickel-free and designed for sensitive skin. Handcrafted Quality: Built for daily wear, from first piercing to long-term styling. Which Piercings can I wear it on: Lobe Helix Tragus Conch Cartilage *All of our flat backs are internally threaded.