Friday Aug 28 4pm
Updated September 1, 2026
This auction ended on August 28, 2026.
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| Date | August 28, 2026 at 7:00 PM EDT |
| Type | Online only |
| Auction house | California Gemstones |
| Location | Oceanside, California, 92056 · more auctions in Oceanside |
| Lots | 52 |
| Estimates | $600 – $62,000 |
What's in this auction
52 lots, mostly jewelry & watches (36). 52 lots have photos and 49 have full descriptions. Pre-sale estimates $600–$62,000 across 52 priced lots. Bidding is online through the auction house's catalog.
Highest-estimated lots
- 17 Carat Colombian Emerald Trillion Cut EGL Certified — est. $57,000–$62,000
- 8.80 Carat Natural Pakistani Kashmir Blue Sapphire Cushion Cut EGL Certified — est. $48,000–$54,000
- 9.15 Carat Natural Sri Lanka Pink Sapphire Oval Cushion Cut AGL Certified — est. $48,000–$54,000
- 5.35 Carat Natural Namibian Blue Jeremejevite Brilliant Oval Cut AGL Certified — est. $46,000–$48,000
- 7 Carat -- Natural Red Ruby--- Brilliant Oval Cut --- GGL Certified — est. $46,000–$47,000
From the auction house
Friday Aug 28 4pm Rubies, Sapphires, Tourmalines Full catalog and bidding: view on liveauctioneers .
In this auction (52 lots)
Categories: Jewelry & Watches (36)
- Lot 8201 — 10.40 Carat Mozambique Blood Ruby Round Cut GIR Certified
- Lot 8202 — 11.10 Carat Natural Pakistani Kashmir Blue Sapphire Cushion Cut EGL Certified
- Lot 8203 — 5.00 Carat Natural Montana Green Sapphire Brilliant Oval Cut AGL Certified
- Lot 8204 — 3.05 Carat Mozambique Blue-Green Tourmaline Round Cut AGL Certified
- Lot 8205 — 17 Carat Colombian Emerald Trillion Cut EGL Certified
- Lot 8206 — 5.05 Carat Cornflower Blue Tanzanite Cushion Cut European Gem Lab Certified
- Lot 8207 — 9.00 Carat Padparadscha Brilliant Oval Cut European Gem Lab Certified
- Lot 8208 — 7.00 Carat Natural Blue Tourmaline Brilliant Pear Cut EGL Certified
- Lot 8209 — 12.05 Carat Natural Pink Ruby Brilliant Cushion Cut EGL Certified
- Lot 8210 — 8.05 Carat Natural Ceylon Blue Sapphire Brilliant Cushion Cut EGL Certified
- Lot 8211 — 5.35 Carat Natural Namibian Blue Jeremejevite Brilliant Oval Cut AGL Certified
- Lot 8212 — 5.00 Carat Natural Blue Tanzanite Trilliion Cut AGL Certified
- Lot 8213 — 9.95 Carat Natural Ceylon Padparadscha Sapphire Cushion Cut EGL Certified
- Lot 8214 — 8.80 Carat Natural Pakistani Kashmir Blue Sapphire Cushion Cut EGL Certified
- Lot 8215 — 7.00 Carat Natural Brazilian Tourmaline Brilliant Oval Cut EGL Certified
- Lot 8216 — 9.15 Carat Natural Sri Lanka Pink Sapphire Oval Cushion Cut AGL Certified
- Lot 8217 — 15.05 Carat Natural Brazilian Royal Blue Aquamarine Emerald Step Cut EGL Certified
- Lot 8218 — 12.00 Carat --Natural Padparascha Sapphire ---Asscher Cut --- EGL Certified
- Lot 8219 — 12.05 Carat Natural Ceylon Royal Blue Sapphire Cushion Cut EGL Certified
- Lot 8220 — 8.06 Carat Natural Purple Tanzanite Brilliant Round Cut AGL Certified
- Lot 8221 — 8.06 Carat Natural Imperial Topaz Brilliant Trillion Cut EGL Certified
- Lot 8222 — 8.40 Carat Natural Blue Sapphire Brilliant Pear Cut EGL Certified
- Lot 8223 — 12.25 Carat Natural Padparadscha Sapphire Brilliant Fancy Lozenge Cut EGL Certified
- Lot 8224 — 11.85 Carat Natural Green Sapphire Brilliant Round Cut EGL Certified
- Lot 8225 — 10.90 Carat Natural Blue Tourmaline Brilliant Pear Cut EGL Certified
- Lot 8226 — 5.05 Carat --Natural Colombian Emerald---Brilliant Oval Cut --- EGL Certified
- Lot 8227 — 12.25 Carat Natural Pink Sapphire Brilliant Mixed Cushion Cut EGL Certified
- Lot 8228 — 12.25 Carat Ceylon Blue Sapphire Asscher Cut EGL Certified
- Lot 8229 — 5.00 Carat Ceylon Blue Sapphire Brilliant Oval Cut EGL Certified
- Lot 8230 — 10 Carat --Natural Ceylon Blue Sapphire---Brilliant Asscher Cut --- EGL Certified
- Lot 8231 — 9.9 Carat --Natural Mozambique Ruby---Emerald Step Cut --- EGL Certified
- Lot 8232 — 9.7 Carat --Natural Blue Sapphire---Pear Cut --- GGL Certified
- Lot 8233 — 12 Carat --Natural Blue Sapphire---Trillion Cut --- GGI Certified
- Lot 8234 — 10 Carat --Natural Grandidierite---Asscher Cut --- EGL Certified
- Lot 8235 — 10 Carat --Natural Blue Sapphire--- Brilliant Oval Cut --- EGL Certified
- Lot 8236 — 3.95 Carat --Natural Blue Tanzanite--- Cushion Cut --- AGL Certified
- Lot 8237 — 12.9 Carat --Natural Blue Sapphire--- Emerald Step Cut --- GIR Certified
- Lot 8238 — 5.80 Carat --Natural BiColor Sapphire--- Brilliant Oval Cut --- AGL Certified
- Lot 8239 — 7.90 Carat --Natural Blue Tanzanite--- Brilliant Oval Cut --- AGL Certified
- Lot 8240 — 4.30 Carat --Natural Swiss Blue Topaz--- Brilliant Pear Cut --- AGL Certified
- Lot 8241 — 12 Carat -- Natural Green Sapphire --- Brilliant Cushion Cut --- EGL Certified
- Lot 8242 — 11 Carat -- Natural Pakistani Blue Sapphire --- Brilliant Cushion Cut --- EGL Certified
- Lot 8243 — 7 Carat -- Natural Red Ruby--- Brilliant Oval Cut --- GGL Certified
- Lot 8244 — 7 Carat -- Natural Dark Green Emerald--- Asscher Cut --- EGL Certified
- Lot 8245 — 12 Carat -- Natural Royal Blue Sapphire--- Cushion Cut --- EGL Certified
- Lot 8246 — 12 Carat -- Natural Cornflower Blue Sapphire--- Brilliant Oval Cut --- EGL Certified
- Lot 8247 — 4.45 Carat -- Natural Purple Tanzanite--- Brilliant Cushion Cut --- AGL Certified
- Lot 8248 — 5.35 Carat -- Natural Red Mozambique Tourmaline--- Brilliant Round Cut --- AGL Certified
- Lot 8249 — 20 Carat -- Natural Blue Sapphire PAIR--- Emerald Step Cut --- EGL Certified
- Lot 8250 — 5 Carat -- Natural Emerald--- Cushion Cut --- EGL Certified
- Lot 8251 — 8.4 Carat -- Natural Purple Sapphire-- Cushion Cut --- EGL Certified
- Lot 8252 — 11 Carat -- Natural Green Sapphire-- Brilliant Round Cut --- EGL Certified
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