Frequently Asked Questions
Everything you need to know about our handcrafted diamond jewelry and shopping experience.
Are your diamonds ethically sourced and certified?
Yes, at Mikado Diamonds, we exclusively source conflict-free diamonds through the Kimberley Process. All of our center stones come with a grading report from reputable labs like GIA or IGI to ensure quality and authenticity.
How long does shipping take for custom engagement rings?
Custom orders typically take 3 to 4 weeks to craft and inspect. Once ready, we ship via insured overnight delivery, requiring a signature upon arrival to ensure your purchase reaches you safely.
What is your return policy for jewelry?
We offer a 30-day return policy for a full refund or exchange on all standard collection items, provided they are in original condition. Please note that custom-designed pieces are final sale but include a lifetime warranty on craftsmanship.
Do you offer resizing services?
We provide one complimentary resizing within the first year of purchase for most ring styles. Some eternity bands or intricate settings may not be resizable, so please consult our sizing guide before ordering.
What payment methods do you accept?
We accept all major credit cards, PayPal, and Apple Pay. For high-value purchases, we also offer secure bank wire transfers and flexible financing options through Affirm.
How should I care for and clean my Mikado jewelry?
To maintain brilliance, we recommend cleaning your diamonds with a soft brush and mild soapy water. We also offer a complimentary professional cleaning and inspection service once a year for all Mikado Diamonds customers.