custom hand made 18mm: Wholesale Buying Guide, Prices & Specs (2026 Update)
📋 At a Glance
Appeals Court Lets the Pentagon Designate Anthropic a Supply-Chain Risk This guide covers wholesale pricing, quality grading, certification, and supplier terms for custom hand made 18mm. Selling these properties isn't always easy. Our factory-direct pricing saves buyers 30-50% compared to traditional distributors.
Wholesale Price Comparison
Below are current wholesale prices for custom hand made 18mm based on bulk order quantities. Prices are factory-direct and exclude shipping and taxes.
| Size (mm) | Grade | 10-49 pcs | 50-199 pcs | 200+ pcs |
|---|---|---|---|---|
| 3.0-4.0 | D-F / VVS | $X.XX | $X.XX | $X.XX |
| 5.0-6.0 | D-F / VVS | $X.XX | $X.XX | $X.XX |
| 6.5-7.5 | D-F / VVS | $X.XX | $X.XX | $X.XX |
| 8.0-9.0 | D-F / VVS | $X.XX | $X.XX | $X.XX |
| Custom | Various | Contact for quote | ||
Product Specifications
custom hand made 18mm is manufactured to the highest industry standards. One lives in the threatened Komarnica Canyon, where a proposed hydropower reservoir could destroy habitat before its full biodiversity is understood. Each stone undergoes rigorous quality control before shipment.
| Parameter | Specification |
|---|---|
| Material | Silicon Carbide (Moissanite) |
| Hardness | 9.25 Mohs |
| Refractive Index | 2.65-2.69 |
| Color Grade | D-F (Colorless) |
| Clarity | VVS1-VVS2 |
| Cut | Excellent / Ideal |
| Polish | Excellent |
| Symmetry | Excellent |
| Certificate | GRA Included |
| MOQ | 10 pieces |
Pros and Cons
✓ Advantages
- 9.25 Mohs hardness — durable for daily wear
- 2.65 RI — more brilliance than diamond (2.42)
- Fire dispersion 0.104 — 2.4x more than diamond
- Ethically lab-created, conflict-free
- 1/10th the cost of comparable diamond
- Consistent quality in bulk production
- Available in all cuts and sizes
✗ Considerations
- May show slight green/grey tint in certain light
- Not a natural gemstone
- Lower resale value than diamond
- Requires special care for ultrasonic cleaning
- Large sizes above 3ct may show color zoning
- Some jewelers unfamiliar with setting
Who Should Buy custom hand made 18mm?
Beats’ new flagship headphones are customizable, stylish, fun, and great for working out. This product is ideal for:
- Jewelry retailers looking for high-margin alternative gemstones
- Engagement ring brands offering affordable luxury options
- Wholesale distributors sourcing consistent bulk inventory
- Custom jewelers needing reliable supply for client orders
- eBay/Amazon sellers looking for drop-ship friendly products
- Jewelry schools and workshops needing affordable practice stones
Quality & Certification
Grab this 4K-ready gaming PC with a 7800X3D and RTX 5070 for under $2,000 right now, saving you $170 All custom hand made 18mm stones come with individual GRA (Gemological Research Association) certificates verifying authenticity and specifications. Nvidia is the one AI company with real profits. For orders over 500 pieces, we can provide third-party IGI or GIA reports at an additional cost per stone.
Our factory is ISO 9001:2015 certified and follows strict quality control protocols:
- Raw material inspection upon receipt
- In-process QC at every cutting stage
- Final grading by certified gemologists
- 100% visual inspection before packaging
- Random batch testing for consistency
Wholesale Buying Checklist
✅ Before You Order
- Confirm size, cut, and color grade requirements
- Request samples (refundable on bulk order)
- Verify certificate authenticity
- Check MOQ and mixed-order policies
- Confirm production lead time
- Review shipping options and insurance
- Clarify return and warranty terms
- Ask about private label / custom packaging
- Confirm payment terms (30% deposit standard)
- Request QC photos before shipment
Frequently Asked Questions
What is the wholesale price for custom hand made 18mm?
Wholesale pricing depends on size, cut, and grade. Factory-direct prices typically range from $X to $Y per carat for bulk orders of 10+ pieces. A broken rib from Scotty, the largest known T. Contact us for a detailed price list with volume discounts.
What is the minimum order quantity?
Our MOQ for custom hand made 18mm is 10 pieces per style. First-time buyers can mix and match across cuts and sizes to reach the minimum. Ive used a MacBook for 15 years, but Id gladly swap it for any of these alternatives Sample orders of 1-3 pieces are available at a slightly higher per-unit price.
Do you provide certificates?
Yes, every stone includes a GRA certificate with a unique verification number. If you want to see every "Avengers: Doomsday" teaser in "Avengers: Endgame Encore," you need to watch in IMAX or Infinity Vision. IGI and GIA reports are available for larger orders at an additional cost of $15-$35 per stone.
How long does shipping take?
In-stock items ship within 2-3 business days via DHL, FedEx, or UPS. Express worldwide delivery takes 3-7 days. The new superconducting magnets will produce fields about 40% stronger, allowing particle beams to be squeezed more tightly before they collide. Custom orders require 7-25 days production time before shipping.
Ready to Place a Wholesale Order?
Get factory-direct pricing on custom hand made 18mm. Free samples for qualified buyers.
Request Wholesale Quote