shape
carat
color
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The quest for understanding vendor photos.

  • Thread starter Thread starter smitcompton
  • Start date Start date
Date: 6/8/2010 9:58:50 AM
Author: Chrono
Just as vendors can answer your questions dishonestly, they can also tamper with the pictures/videos so it looks worse IRL.

Here is a dealer''s self-interested perspective on this issue.

While there are certainly dishonest vendors out there who just want to make a quick buck -- eBay provides many examples -- the dealers who have been in business for some years and who have worked hard to build up their businesses are only interested in satisfying customers. Every customer who is disappointed in his or her purchase is not only a lost opportunity for the future, but negative word of mouth is disastrous for any business. So the dealer wants to accurately represent his gems, not just because it''s the right thing to do, but because he wants to be successful. There is no business incentive to be dishonest.

As anyone who has tried to take gemstone photos knows, getting an accurate representation of a gemstone is extremely difficult. A gemstone photograph has multiple, often incompatible, goals -- representing the color, cut and clarity of a particular stone. For example, the lighting that might provide the best representation of the color might be insufficient to expose all the inclusions in the gem. The fact that many gems look quite different under different lighting is also an issue. Many vendors photograph their gems under lighting that emulates daylight. But when the customer unpacks the gem for the first time he is invariably indoors. And you only get one chance to make a good first impression.

Color variation in computer monitors is another challenge. As the computer market moved from CRT monitors to LCD, the brightness of monitors changed significantly, and gemstone photos had to change as well. The color temperature of the LCD monitors also vary a good deal. We recently went through an exercise using some sophisticated color calibration software to adjust a number of LCD monitors, and we found that different models of monitors, even from the same manufacturer, could not be calibrated to the same standard. Imagine how great the variance might be with the customer''s monitor that has been cranked up for computer games.

In questioning dealers, it is not only a good idea to ask questions about the hue, saturation, tone, etc. but also to be explicit about your expectations. If you are looking for a particular color, for example, send the dealer a sample from one of the many color charts on the internet. Or send some photos of gems that illustrate what you''re looking for. In my experience understanding the customer''s expectations is essential to customer satisfaction. The dealer''s idea of orange might be quite different from yours. Make sure the dealer understands what you want.
 
Date: 6/12/2010 12:22:55 AM
Author: crasru
TL - say, you bought an expensive stone from a vendor overseas...Would it help insuring it before you ship it back, and how would one do it? I mean, there are stones in some ebay websites that cost over 10K...

Because of customs, I don''t insure it. Express mail already has $100 automatic insurance. However, the most expensive gem I ever bought overseas was $1100, and 99% of them fall in the $100 to $400 range. I am very antsy about buying a very expensive gem overseas because of the insurance issues. If someone knows of a safe way to insure and send a gem overseas, please let me know. Other than that, if you do decide to buy a gem overseas that is quite expensive, ASK LOTS OF THE RIGHT QUESTIONS FIRST, ask for additional photos in various light sources. You need to really make sure it''s the stone for you, and most importantly, deal with a respectable dealer and get a reputable lab certificate that checks for all known treatments on the gem species.
 
Hi,

I will reply to the insurance question first. I only send registered mail when I return an item. If this goes out of the country you cannot insure it. I think the base insurance for registered is $45.00 value When I sent my gems back to Thaigemstore I could not insure it. I have been persuaded to use registered because the post office told me this is the safest way to send. It is never out of their possession. I list the item as rocks and minerals, so I hope I reduce the risk of theft.
If there is a better way I am unaware of it.

Hi Sonoma,

You confused me as well. Wow! I''ll start with the fact that Linda W''s avatar is a pad sapphire. The base color of my stone is a lighter browny orange(Not dark brown like smoky quartz). Any light that falls on this stone turns the stone into a color that looks like Linda''s pad. Of course this is a spinel. Thats pretty simple.. Its very nice to me.


Thanks,

Annette
 
There are certain gems that you cannot get less than a certain pricepoint per carat. Fine untreated Burma ruby is an example, and if you see a dealer advertising a 99 cents auction on a fine untreated Burma ruby, RUN!! Or like the pink diamond that amethystguy posted, RUN!! RUN!! RUN!!

However, among semi-precious gems, there is a the gamut of prices per carat. Regular yellowish chrysoberyl is a good example, as I''ve seen prices across the board for fine specimens since it''s a relatively unknown and underrated gem. I do shop around quite a bit as I do like good deals.

No Smit, I did not realize Thaigemstore is offerring lab reports now. I think they''re following some examples we''ve seen here, and I suspect he reads Pricescope.

My name is Ponpoj. I am from Thaigemstore. I feel very happy to found this forum. I have been reading Pricescope for the last 2 days. I thank you very much for all of your comment about my eBay Thaigemstore. I am sorry for that many of you have had bad experience with us. If there is anything I can do to make you Happy just let me know. Taking a gem photo to put on eBay it’s really hard to make everyone happy with, I do always tell my staff "to do as what you see". Our view is base on Macro lens and Magnifying Loupe, The size of Photo we use now is 300x300px I know that some time the color is different than the photo. I promise that I will try to improve that, Good things cannot change in 24hr but I will try to make it better for us everyday

I started all items at $0.99 even know the price is 1000x more. I am sure some of you know that so please don''t run away
9.gif


We do now offer certificate for our stone because there are too many seller selling fake gem on eBay

Ps. if anyone of you what to know how I take the picture of my gemstone let me know, I will show you my studio

Ponpoj
 
Hi,

wanted to bump this thread so you all can see that Thaigemstore has responded to our concerns here. I didn''t want you all to miss it.
thanks,
Annette
 
Thank you, Annette for the bump as I missed this new post. I like that Thaigemstore is taking steps for more accurate pictures and providing proof of treatment and type of gemstone.
 
Me too. I passed a few spinels up after doing a search here, so hopefully that will change now!
 
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