Gemstone Value

1
Gemstone Value

• Yasukazu Suwa, G.G.
• ICA Congress, Dubai
• May 9, 2007

2
Rarity
Value Rarity Quality
Popularity
Demand

Availability
Supply
Gemstone Value Yasukazu Suwa, G.G. ICA Congress,
Dubai May 9, 2007
3
Gemstone RarityUnknown Material
Rarity
Demand
1
1

Supply
1
Gemstone Value Yasukazu Suwa, G.G. ICA Congress,
Dubai May 9, 2007
4
Gemstone RarityLimited Supply / High Demand
Rarity
Demand
1,000,000
1,000

Supply
1,000
Gemstone Value Yasukazu Suwa, G.G. ICA Congress,
Dubai May 9, 2007
5
Gemstone RarityExtremely Limited Supply / High
Demand
Rarity
Demand
1,000,000
1,000,000

Supply
1
9.25 ct Untreated Mogok Ruby
Gemstone Value Yasukazu Suwa, G.G. ICA Congress,
Dubai May 9, 2007
6
Gemstone RarityHigh Supply / High Demand
Rarity
Demand
100,000
1

Supply
100,000
Gemstone Value Yasukazu Suwa, G.G. ICA Congress,
Dubai May 9, 2007
7
Gemstone RaritySynthetic Materials
Rarity
Demand
? 0
? 0

Supply
? 8
Gemstone Value Yasukazu Suwa, G.G. ICA Congress,
Dubai May 9, 2007
8
Gemstones Jewelry
Gemstone-Oriented Jewelry
Jewelry (Personal Adornments)
Precious Metal Jewelry
Other Adornments (Accessories)
Gemstone Value Yasukazu Suwa, G.G. ICA Congress,
Dubai May 9, 2007
9
Conclusions
Increased treatment will lower the value of all
treated materials.
1)
The value of untreated gemstones will continue to
increase.
2)
There will be increased polarization between
high- and low-end markets.
3)
Gemstone Value Yasukazu Suwa, G.G. ICA Congress,
Dubai May 9, 2007