Showing 48 of 83 images — see the full catalogue for the rest.
Sat November 7 4pm Collector Gem Showcase
California Gemstones, Oceanside · 7 Nov 2026
About this listing: the details were supplied by the auction house. Bidding, payment and collection are handled by the auction house, not by Auction Eagle, and Auction Eagle is free for bidders. Spotted an error? Tell us.
About this sale
This sale has 82 lots, listed under Jewelry & Watches. It takes place on Saturday 7 November 2026. California Gemstones has 2 other upcoming sales on Auction Eagle.
Highlights from this sale
A selection of lots from the catalog.
Lot 20006.15 Carat ---- Myanmar Ruby ---- Brilliant Round CutEstimate $18,000 - $22,000
Lot 200110.3 Carat ---- Mogok Pink Ruby ---- Round CutEstimate $28,000 - $32,000
Lot 200212.20 Carat ---- Pakistani Kashmir Blue Sapphire ---- Cushion Cut----Collector GemstoneEstimate $28,000 - $39,000
Lot 20038.46 Carat --- Brazilian Blue-Green Tourmaline ---- Brilliant Round Cut--Stunning Investor GemEstimate $7,000 - $9,000
Lot 200410.00 Carat ---- Natural Ceylon Purple Sapphire ----Cushion Cut---Regal Investment GradeEstimate $7,000 - $9,000
Lot 200512.10 Carat ----- Ceylon Royal Blue Sapphire ----Brilliant Cushion Cut --Striking ColorEstimate $43,000 - $44,000
The auction house’s description
Upcoming auction: Sat November 7 4pm Collector Gem Showcase.
Full catalog and bidding: view on liveauctioneers.
Catalog Lots
82 lots in Sat November 7 4pm Collector Gem Showcase.
-
Lot 2000
6.15 Carat ---- Myanmar Ruby ---- Brilliant Round Cut
$18,000 - $22,000 -
Lot 2001
10.3 Carat ---- Mogok Pink Ruby ---- Round Cut
$28,000 - $32,000 -
Lot 2002
12.20 Carat ---- Pakistani Kashmir Blue Sapphire ---- Cushion Cut----Collector Gemstone
$28,000 - $39,000 -
Lot 2003
8.46 Carat --- Brazilian Blue-Green Tourmaline ---- Brilliant Round Cut--Stunning Investor Gem
$7,000 - $9,000 -
Lot 2004
10.00 Carat ---- Natural Ceylon Purple Sapphire ----Cushion Cut---Regal Investment Grade
$7,000 - $9,000 -
Lot 2005
12.10 Carat ----- Ceylon Royal Blue Sapphire ----Brilliant Cushion Cut --Striking Color
$43,000 - $44,000 -
Lot 2006
9.6 Carat ---- Burmese Pigeon Blood Ruby-- Brilliant Oval Cut ---Collector Gem
$32,000 - $33,000 -
Lot 2007
5.30 Carat ---- Royal Blue Tanzanite ---- Asscher Cut
$14,000 - $16,000 -
Lot 2008
8.45 Carat -----Colombian Green Emerald -----Round Cut
$28,000 - $29,000 -
Lot 2009
19.40 Carat Sparkling Myanmar Red Ruby Brilliant Round Cut----Investment Grade
$28,000 - $29,000 -
Lot 2010
12.05 Carat ---- Pakistani Kashmir Blue Sapphire ---- Cushion Cut----Collector Gemstone
$38,000 - $39,000 -
Lot 2011
6.95 Carat ---- Burmese Red Ruby ---- Cushion Cut
$34,000 - $36,000
More from California Gemstones
- 24 Oct 2026Oct 24 Saturday 4pm Small Stones Great ValueOceanside
- 31 Oct 2026Oct 31 4pm Collector & Investment-GradeOceanside
Upcoming Jewelry & Watches auctions in California
- 20 Oct 2026Los Angeles Abandoned Contents & Designer Goods Auction
- 21 Oct 2026All- New Auction lots Oct21Pasadena
- 21 Oct 2026261050 | The Collector’s Jewelry EditBeverly Hills
- 21 Oct 2026October Private Collection of Asian ArtFountain Valley
Jewelry & Watches auctions in California All auctions in California All Jewelry & Watches auctions
Frequently Asked Questions
When and where is the Sat November 7 4pm Collector Gem Showcase?
Sat November 7 4pm Collector Gem Showcase takes place on Sat, Nov 7, 2026 · 7:00 pm (ET) in Oceanside, California by California Gemstones.
Is this auction online or in person?
This is an online-only auction, so you bid through the live catalog.
How do I bid or view the catalog?
View the full catalog and register to bid on the live catalog at https://www.liveauctioneers.com/catalog/434580_sat-november-7-4pm-collector-gem-showcase/.