18K Gold Box Chain Necklace – 2.5mm

Crafted in solid 18K gold, this piece is solid gold — never gold-filled or plated.

18K Gold Round Box Necklace | 2.5mm Real Solid Gold This 18K Gold Round Box Chain Necklace is crafted in certified high-quality 18K solid gold. Because we use authentic gold, it is never plated, filled, or vermeil. As a result, you enjoy rich color, lasting shine, and exceptional durability. Style: Round Box ChainMaterial: 18K Solid Yellow Gold (Stamped 18K)Thickness: 2.5mm 18 inches — 6.62g20 inches — 7.35g22 inches — 8.01g Because of its 2.5mm thickness, this chain feels balanced and comfortable. In addition, the solid construction provides excellent strength for daily wear. Why Choose This 18K Solid Gold Necklace?

It arrives in a gift box. Handmade by Maya Jeweler.

Chain Length (Men): 18” sits at the collarbone | 20” slightly below | 22” upper chest | 24”+ longer style.

Chain Length (Women): 16” at the neckline | 18” classic everyday | 20” a bit longer | 22”+ for layering.

Width: 2–3mm minimal | 4–5mm balanced everyday | 6–8mm bold statement.

Weight Guide: Approximate weights vary depending on length and width. Reference weights are shown on product pages.

Fit Tip: If between sizes, we recommend choosing the longer option.

Processing & Shipping: Orders are processed within 1–2 business days with tracking provided across Canada and the U.S.
Insurance & Signature: High-value shipments are fully insured and require a signature upon delivery.
Returns/Exchanges: Accepted within 7 days of delivery if unworn and in original condition (custom or engraved items are non-returnable).
Return Shipping: Exchanges are free — we bear the exchange shipping cost. For a return for a refund, the return shipping cost is the responsibility of the customer, unless the item is defective or wrong, in which case we will handle it with priority.
Warranty: Manufacturing defects are covered for 6 months (excludes normal wear/tear or accidental damage).
Support: Please contact us at support@mayajeweler.com to request approval before sending back an item.