Showing 48 of 120 images — see the full catalogue for the rest.
Important Jewels
Grogan & Company, Boston · 1 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 148 lots, listed under Jewelry & Watches. It takes place on Sunday 1 November 2026. Grogan & Company has 1 other upcoming sale on Auction Eagle.
Highlights from this sale
A selection of lots from the catalog.
Lot 1Silver-Topped-Gold and Diamond Starburst Pendant/BroochEstimate $1,000 - $2,000
Lot 2Platinum and Diamond BroochEstimate $1,000 - $1,500
Lot 3Platinum, Pearl, and Diamond NecklaceEstimate $1,500 - $2,500
Lot 4TIFFANY & CO. Platinum and Diamond Pendant WatchEstimate $6,000 - $9,000
Lot 5Platinum-Topped-Gold and Diamond BraceletEstimate $3,000 - $5,000
Lot 6Platinum-Topped-Gold and Diamond BroochEstimate $1,500 - $2,500
The auction house’s description
Upcoming auction: Important Jewels.
Full catalog and bidding: view on invaluable.
Catalog Lots
148 lots in Important Jewels.
-
Lot 1
Silver-Topped-Gold and Diamond Starburst Pendant/Brooch $1,000 - $2,000
-
Lot 2
Platinum and Diamond Brooch $1,000 - $1,500
-
Lot 3
Platinum, Pearl, and Diamond Necklace $1,500 - $2,500
-
Lot 4
TIFFANY & CO. Platinum and Diamond Pendant Watch $6,000 - $9,000
-
Lot 5
Platinum-Topped-Gold and Diamond Bracelet $3,000 - $5,000
-
Lot 6
Platinum-Topped-Gold and Diamond Brooch $1,500 - $2,500
-
Lot 7
14K Gold, Turquoise, and Diamond Ring $1,000 - $2,000
-
Lot 8
TIFFANY & CO. 14K Gold, Turquoise, and Diamond Horseshoe Brooch $2,000 - $3,000
-
Lot 9
TIFFANY & CO., LOUIS COMFORT TIFFANY 18K Gold, Platinum, Aquamarine, and Diamond Necklace $30,000 - $50,000
-
Lot 10
UDALL & BALLOU Platinum, Aquamarine, and Diamond Brooch $2,000 - $4,000
-
Lot 11
Art Deco Platinum and Diamond Earring Pendants $5,000 - $10,000
-
Lot 12
Art Deco Platinum and Diamond Bracelet $5,000 - $8,000
More from Grogan & Company
- 5 Nov 2026Fine Jewelry and SilverBoston
Upcoming Jewelry & Watches auctions in Massachusetts
- 24 Oct 2026American & European TimepiecesPittsfield
- 26 Oct 2026Berkshire Estate TreasuresLee
- 1 Nov 2026Annual Fall Fine Arts, Antiques & JewelrySudbury
- 1 Nov 2026Treasure HuntPalmer
Jewelry & Watches auctions in Massachusetts All auctions in Massachusetts All Jewelry & Watches auctions
Frequently Asked Questions
When and where is the Important Jewels?
Important Jewels takes place on Sun, Nov 1, 2026 · 11:00 am (ET) in Boston, Massachusetts by Grogan & Company.
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.invaluable.com/catalog/y8rw9ls7kc.