Shopping Cart

Shopping cart  Shopping cart
0 Product(s) in cart
Total $0.00
» Checkout

Site News

Know Mined Diamond Values Like a Professional ...use the DiamondMaster APP!
Instantly calculate diamonds' current Global Wholesale Cash List Prices, and Appreciation or Depreciation over the last 1 and 5 years!
{More Info | AppStore}

DiamondMaster App

Contact Us

Wayne D. Prentice, G.G.
Contact Us


Please click on a category to view products.

Home » All Products

Gemological Services

Hire an Expert Graduate Gemologist for Consultation and/or Gemological Services in your next important purchase, to obtain a Letter of Opinion or Inheritance-Estate planning and handling.

Colored Gemstones

Unmounted/Loose Colored Gemstones sorted from highest to lowest value.

Concavegems Cuts

Artistry in Gems! Exceptional Concave Cut Gems by the original inventor of this cutting technology and globally recognized Award Winning Gem Cutter, Richard Homer, G.G.

Precision Flat Faceted Colored Gemstones

Fine Precision Cut (traditional flat faceting) Colored Gemstones

Mined Diamonds

Natural Mined Unmounted/Loose Diamonds with gemological reports (GIA-GTL). The Gemological Institute of America's Gem Trade Lab is the world's most trusted name in Diamond Grading and Gem Identification.


All diamonds have been purchased from legitimate sources, not involved in funding conflict and in compliance with the United Nations resolutions. hereby guarantees that these diamonds are conflict free, based on personal knowledge and/or based on written guarantees provided by the suppliers of these diamonds.


Fine Jewelry

Fine Jewelry: the highest quality classification of jewelry; utilizing the finest natural gemstones availalbe manufactured by renowned designers and set in high purity precious metals.

Estate Jewelry

Fine Estate Jewelry - pre owned.

Luxury Investments

Luxury Investments, the finest quality and rarest gems & jewelry.

Gems by Species & Varieties

Gem Menu: Colored Gemstones and Jewelry listed by Species and/or Variety type.

Specials! - save 30% enter "specials30off" at checkout

Special Offers: Gems & Jewelry at Promtional Pricing!

Fine Gem Mineral Specimens

Fine Gem Mineral Specimen Categories

Laboratory Grown Diamonds

Ecological friendly Laboratory Grown Diamonds (also called Created Diamonds) are grown by man using advanced technologies: either (HPHT) High Pressure High Temperature technology using advanced hydraulic press systems (each press system weighing over 80 tons) or (CVD) chemical vapor deposition which uses microwaves to generate a high energy plasma in a vacuum chamber to grow diamond, crystallize carbon in the cubic system.

Past Offerings / Sales

Historical Offerings / Sales / Comparables