"Only Key" 925 Sterling Silver Heart-Key & Lock Necklace – Romantic & Minimalist

Our jewelry is crafted from 925 Sterling Silver or 18K gold, nickel-free and hypoallergenic, ensuring it won’t turn your skin green.

Light water exposure (like handwashing) is fine, but we recommend avoiding seawater, swimming pools, and chemicals. Store in a dry place for best care.

Yes, we ship worldwide. Delivery times vary from 9–30 days. You can check the estimated delivery date at checkout.

The boxes shown in our videos are from real customer orders. No matter how many pieces you purchase, we’ll pack your order using the same beautiful boxes shown in our videos, selecting the most suitable packaging based on your jewelry. Each piece also comes with an exclusive Monet Crystal box, and we’ll add random little gifts as surprises. Perfect for gifting or treating yourself.

Every order is carefully hand-packed (as shown in our ASMR packing videos on YouTube, Instagram, and TikTok). Processing usually takes 2–7 days. During high-demand periods, it may take longer, but if it exceeds 7 days, we’ll notify you by email: info@monetcrystal.com

We accept major credit cards (Visa, MasterCard, Amex), PayPal, and Shop Pay.

Some of our rings are adjustable (open design), while others are fixed sizes based on US sizing. You can choose the size that fits you best. For guidance on measuring your finger, please refer to our Size Measurement Tips.