Gemstone Knowledge

In-depth guides on moissanite, diamond, lab-grown diamond, ruby, sapphire, emerald and aquamarine: properties, origin, pricing and buying.

71 articles total

Morganite Gemstone Guide - HOLYCOME
Gemstone Knowledge

Morganite Gemstone Guide - HOLYCOME

Morganite is the soft peach-pink beryl that became a modern bridal favorite. This guide covers its origins, heat treatme...
Grace Zhao Sep 30, 2026 16 min read
Tourmaline Gemstone Guide - HOLYCOME
Gemstone Knowledge

Tourmaline Gemstone Guide - HOLYCOME

Tourmaline is the most multicolored gem in jewelry: pink rubellite, chrome green, indicolite blue, watermelon slices, an...
James Wang Sep 30, 2026 16 min read
Spinel Gemstone Guide - HOLYCOME
Gemstone Knowledge

Spinel Gemstone Guide - HOLYCOME

Spinel is the untreated red, pink, and blue gem that crown jewels once mistook for ruby. This guide covers spinel versus...
David Chen Sep 30, 2026 16 min read
Peridot Gemstone Guide - HOLYCOME
Gemstone Knowledge

Peridot Gemstone Guide - HOLYCOME

Peridot is the gem variety of olivine, carried to the surface by volcanoes and prized for its warm lime-to-grass green. ...
Sarah Lin Sep 30, 2026 16 min read
Birthstone Chart: Meanings, Properties & | Wholesale Guide
Gemstone Knowledge

Birthstone Chart: Meanings, Properties & | Wholesale Guide

Birthstones are one of the easiest entry points into jewelry retail, with steady demand every month. This wholesale guid...
Editorial Team Sep 29, 2026 15 min read
Mohs Hardness Scale: Complete Jewelry Buying Guide
Gemstone Knowledge

Mohs Hardness Scale: Complete Jewelry Buying Guide

The Mohs hardness scale predicts which gemstones scratch and which scratch others. This wholesale guide explains how the...
Editorial Team Sep 29, 2026 14 min read
Cubic Zirconia vs Moissanite: Which is | Wholesale Guide
Gemstone Knowledge

Cubic Zirconia vs Moissanite: Which is | Wholesale Guide

Cubic zirconia and moissanite are the two best-known diamond alternatives, but they are very different materials. This w...
Editorial Team Sep 29, 2026 15 min read
Aquamarine Guide: Color, Sources and | Wholesale Guide
Gemstone Knowledge

Aquamarine Guide: Color, Sources and | Wholesale Guide

Aquamarine, the blue variety of beryl, is one of the most accessible and wearable colored gemstones. This wholesale guid...
Editorial Team Sep 29, 2026 15 min read
Emerald Guide: Origin, Treatment, Color | Wholesale Guide
Gemstone Knowledge

Emerald Guide: Origin, Treatment, Color | Wholesale Guide

Emerald, the green variety of beryl, is the most fragile and characterful of the four precious stones. This wholesale gu...
Editorial Team Sep 29, 2026 14 min read
Sapphire Guide: Color, Origin, Clarity | Wholesale Guide
Gemstone Knowledge

Sapphire Guide: Color, Origin, Clarity | Wholesale Guide

Sapphire is the blue variety of corundum and one of the most versatile colored stones in fine jewelry. This wholesale gu...
Editorial Team Sep 29, 2026 15 min read

Wholesale Order Terms

As a factory-direct jewelry manufacturer, we quote every order against stone type, metal, setting and finish. Loose stones are priced per carat, finished rings, earrings and bracelets per piece, and custom metal work per gram. Send your stone, metal, size and quantity for a wholesale price list in USD, quoted with FOB, EXW or DDP shipping terms.

MOQ & Pricing

Minimum order quantity (MOQ) starts from 5 pcs per style. Mixed-SKU orders are accepted, and volume discounts apply from 50 pcs; pricing is tiered by quantity and quoted per piece, per carat or per gram.

Lead Time

Ready-stock pieces ship in 2-5 business days. Custom sampling takes 5-10 days; bulk production lead time runs 10-25 days, depending on design, stone size and order quantity, confirmed in your written quote.

Payment Terms

We accept T/T telegraphic bank transfer, PayPal, Alibaba Trade Assurance and Western Union. OEM and private-label orders require a 30% deposit, with the 70% balance paid before shipment.

Shipping

DHL, FedEx and UPS for samples and small orders; air or sea freight for bulk. Worldwide delivery under FOB, EXW or DDP terms, with QC photos shared before dispatch.

Frequently Asked Questions (FAQ)

What is your MOQ for wholesale jewelry orders?

MOQ starts from 5 pcs per style. Mixed-SKU orders are welcome, and catalog styles can be combined into one batch. Larger OEM/ODM and private-label programs negotiate a tiered MOQ and volume discount.

How do you price wholesale moissanite and diamond jewelry?

Loose stones are quoted per carat, finished rings, earrings and bracelets per piece, and custom metal work per gram. Send the stone, metal, size and quantity, and our sales team returns a wholesale price list with USD FOB, EXW or DDP quotes and a written price range.

What is the typical lead time for samples and bulk orders?

Ready-stock pieces prepare in 2-5 business days. Samples take 5-10 days; bulk production lead time runs 10-25 days depending on design, stone size and quantity. The exact timeline is confirmed in your quote before sampling.

Which payment methods and terms do you accept?

We accept T/T telegraphic bank transfer, PayPal, Alibaba Trade Assurance and Western Union. Custom and OEM orders require a 30% deposit, and the 70% balance is paid before shipment; final terms are agreed in the order agreement.

Can you produce custom OEM/ODM and private-label jewelry?

Yes. Send your CAD file, photo, sketch or target price. We handle stone selection, casting, setting, plating, laser engraving, hang tags, jewelry boxes and certificate cards under your own brand name.