User Guide

CDEX –ChinaDiamondEXchange.comis China's EXclusive diamond trading network. We serve as an online community of diamond suppliers, dealers, retailers and wholesalers from China and around the world. CDEX caters uniquely to those interested in selling diamonds in China – currently the industry's largest growing market. You can read more about us here. [about]

We provide the CDEX community with the opportunity to interact with one anotheras well as buy diamonds and sell diamonds. The site also allows CDEX members remain up-to-dateon the latest industry news, trends and insider information.

Members have the opportunity to interact with each other via CDEX Community Posts, where ongoing discussions take place throughout the day. Furthermore, they may sell diamonds by uploading them into our customized diamond inventory system, where they will be searchable via CDEX’s cutting-edge diamond search engine.

We understand the importance of privacy and integrity when holding membership in a group or organization. That said,each seller’s contact information is only available to our Triple-EX account members. Email addresses of all our members are kept completely confidential until a member decides to share the information with a potential buyer or seller.

It is important for CDEX and its members to be comfortable dealing with diamonds in a trusted network. As such, CDEX is a by invitation, members only service where everyone uses their real names.

We extend invitations to companies in the China Diamond Exchange Center located in Shanghai. If you know someone who works there, you may request an invitation from them.

Alternatively, with the word about CDEX spreading on LinkedIn, invitations may be available in LinkedIn’s diamond industry and related groups.

Members of the CDEX community go by their real names. This allows us to build a trusted network for real diamond industry players to trade diamonds.

Once registration is complete, members can instantly view discussions and reach out to potential buyers and sellers.

Unfortunately, editing a post or comment that has already been uploaded to the site is not possible right now.

After signing in, you can edit your profile by clicking on your name on the top right corner of the page, and then click on “Edit Profile”. You can add/edit your profile photo, country, city and mobile telephone number.

After signing in, you can edit your company profile by clicking on your name in the top right corner of the page, and then click on “Edit Profile”. The first member of every company is encouraged to edit their company information so as to promote their business in the Directory. These members can edit Company Name, Company Type, Company Website, Company Size, Year Founded, Company Description, Size, Company Diamonds Specialties, Manufacturer information, Sightholder information and Company Locations (add up to 10 different locations).

Upload your company logo from your computer by clicking on “Edit Photo”. Your photo will automatically be resized to 100x60 pixels, and will be displayed on your company profile page.

Community Posts on the homepage is a great way to interact with other CDEX members. You may share the latest diamond industry updates, post an ad if you’re looking for business partners or employees, or simply say hello to the community. Creating new posts is available for paid members only, while all members canmake comments.

Create a new post on the homepage by clicking on “Make a new post”. Tag the post with a few keywords and click “Post”.

On the home page, after you sign in, when you see a Community Post you’d like to comment on, simply enter your comment.After entering your comment, click on the “Reply” button to submit your comment.

When making a new post, you can tag your post with keywords related to the post you created. Examples include “Fancy color”, “Fancy cut”, “White”, “Job”, and “Events”.

Know people who would benefit from having a CDEX membership? Each CDEX member can invite up to 15 of their friends or business contacts to join them on CDEX. To spread the word about CDEX with your diamond industry contacts, simply click on “Invite” on the navigation bar, and choose to batch invite from your web-based email address book or enter email addresses on your own.

Using our batch invite application is the easiest way to send invitations to your friends and business contacts. Simply enter your email address, passwordand select your email provider (choose from Gmail, Hotmail, MSN or Yahoo!) from the dropdown menu and click “Continue”.
From your contacts, select up to 15 people you would like to invite to join you at CDEX.
The people you invite to CDEX will receive your email with our default invitation letter. You can edit this invitation letter at the top of the batch invite box.
Once your contacts are selected, click on “Send invites” to send out CDEX invitation emails to them.

You can type in email addresses of people you wish to invite to join you on CDEX. Simply enter the email addresses, and click on “Send Invitations.”
By default, the people you invite will receive your email with our default invitation letter. To edit this invitation letter, click on “Personalize Invitation letter” found next to the “Send” button. After editing it, click “OK”.

Search for diamonds listed by sellers on CDEX. After signing in, click on the “Buy Diamonds” button on the homepage to search for diamonds listed by sellers on CDEX.

You can search for diamonds based on Shape, Carat, Color, Clarity, Cut, Polish, Symmetryand Price (choose from Price/Carat or Rapaport %). We have also provided advanced criteria – Fluorescence, Lab and Stone Location. Simply select the advanced criteria you would like to choose from.
Adjust the respective sliders until it reaches the value you want. The search results below will be updated as you are adjusting the sliders.
For Carat, Price/Carat, and Rapaport %, you may also enter the values you want in the boxes below the sliders and hit the Enter key.

Basic information of the diamond is displayed in the search results. For more details on the diamond, click on the quick view icon, which will allow you to view additionalinformation of the diamond.
If you wish to only view certain diamonds amongst the many in your search results, you can highlight the ones you wish to view by selecting them on the left, and then click on “View Selected” below.
To look at the diamond images and contact the seller directly, click on the view detailed diamond info icon to proceed to the specific diamond info page.

We know diamond certificates are important in verifying the features of a diamond. There are several ways you can view the certificates for the diamonds you are viewing. Options to print certificates or send them via email are also easily accessible.

At the end of each Search Result, there will be a diamond certificate icon if the seller uploaded the certificate for a particular diamond. Click on it to view the diamond certificate. On the certificate page, you can choose toprint the certificate or sendit via email.

On each specific diamond info page, you will be able to view that diamond’s certificate by clicking on the thumbnail of the certificate image.

On each specific diamond info page, you may contact the seller by clicking on “Send Message”.

Put your diamond listings up on CDEX for buyers to view and contact you.
To do so, download the CDEX Template from the Upload page, or click here.[template]
Place your data according to the headers of the CDEX Template. On the Sell diamonds page, upload your .xls file by clicking on “Browse”. Select the file from your computer and click “Upload”. Once the upload is complete, you should be able to see your diamond inventory reflected in the bottom half of that page, under “Your Uploaded Diamonds”.
*Please note that for fancy colored diamonds, we may edit diamond categories according to our system if the data uploaded is in abbreviations. For better representation of diamonds, it is recommended that sellers enter the full color according to the diamond certificate. e.g. Fancy Intense Brownish Yellow instead of FIBY.

Sell Diamonds page
Please ensure that your diamond certificate file names correspond with the appropriate diamond Supplier Lot ID number in the CSV file you uploaded. E.g. 209352.jpg. JPG, PNG, GIF, BMP and PDF files are accepted for Diamond Certificate images.
Step 1: Click on the “Upload” button on Sell diamonds page.
Step 2: Click on “Select file(s)”.
Step 3: Choose the diamond certificate image file(s) from your computer. You may select multiple files for batch upload. Click on “Choose”.
Step 4: Click on “Start upload” to upload your diamond certificate images.
Edit Diamond Page
You may also upload your diamond certificate when you’re editing your diamonds individually.
Under “Your Uploaded Diamonds” in the Sell page, click on “Edit” to edit your diamond.
In “Upload Certificate”, click on browse to choose the right certificate image for that specific diamond.

Sell Diamonds page
Please ensure that your diamond image file names correspond with the appropriate diamond Supplier Lot ID number in the CSV file you uploaded, with the added prefix img. E.g. img209352.jpg. JPG, PNG, GIF, BMP and PDF files are accepted for Diamond images.
Step 1: Click on the “Upload” button on Sell diamonds page.
Step 2: Click on “Select file(s)”.
Step 3: Choose the diamond certificate image file(s) from your computer. You may select multiple files for batch upload. Click on “Choose”.
Step 4: Click on “Start upload” to upload your diamond images.
Edit Diamond Page
You may also upload your diamond image when you’re editing your diamonds individually. Under “Your Uploaded Diamonds” in the Sell page, click on “Edit” to edit your diamond. In “Upload Diamond Image”, click on browse to choose the right certificate image for that specific diamond.

After uploading your diamond inventory, you may view them at a glance in the Sell page, under “Your Uploaded Diamonds”.

After uploading your diamond inventory, you may view them at a glance in the Sell page, under “Your Uploaded Diamonds”.
To edit, click on the “Edit” link at the end of the diamond listing.
You may edit any diamond information without the need to upload all over again. Here you can edit the Shape, Carat, Color, Clarity, Cut, Polish, Symmetry, Price/Carat, Rapaport%, Fluorescence, Lab, Stone Location, Depth, Table, Measurements, Culet, Girdle, Certificate No. and Total Price of your diamond. You may also upload up to 2 certificates and 3 diamond images on this page.

After uploading your diamond inventory, you may view them at a glance in the Sell page, under “Your Uploaded Diamonds”.
To delete any listing, select it by ticking the respective box on the left, and click on “Delete Selected” found below Your Uploaded Diamonds list.

If you would like to contact us, click on “Contact” on the navigation bar. Fill in your subject, question and click “Send”. We will get back to you as soon as we can.