You may return jewelry purchased on Costco.com for a refund including all shipping and handling fees. There are two ways to return your jewelry: Stop by any Costco location with your item …

As our valued member, you expect Costco to always offer the finest quality products at the best possible price. Our jewelry selection is no exception to the quality and value you trust. For …

Welcome to the Costco Customer Service page. Explore our many helpful self-service options and learn more about popular topics.

Jewelry Grading/Gemological Report When you purchase an article of jewelry with a 1.00ct center diamond or larger, it will also include a Jewelry Grading/Gemological Report describing the …

Diamonds: 1.00ct or larger: Members returning a diamond over 1.00ct must also present all original paperwork (IGI and/or GIA certificates) at which time they will receive a Jewelry Credit …

You can also visit Costco.com and enter the terms "Special Events" into the search field. To locate Costco Special Events in your area, scroll down on the Special Events page to the …

Order tracking is available on many Costco.com orders. If you’d like to track your order, follow these simple steps: Select Orders & Returns on the Costco.com homepage and sign in using …

To view products on Costco.com, either type what you’re looking for into the Search box, or mouse over "Shop" to view our different categories. Simply click on the name or picture of an …

SCAM CALLS FROM "CHINESE COSTCO MEMBER SERVICE" We have been notified of people receiving scam calls disguised as our home office number (425-313-8100), …

When you purchase an article of jewelry with a diamond of less than 1.00ct, you will receive an Article of Description written by one of our Gemologists, with a degree... Range Delivery …