LOS ANGELES AUCTION HOUSE Fine jewelry. Exceptional timepieces. Lasting discoveries.
A&B Gemological Services LLCBrowse auctions

FROM OUR AUCTION CATALOGS

Green gemstone ring with surrounding diamonds from an A&B auction
Fine jewelry
Rolex Submariner with a black dial and stainless steel bracelet
Collectable timepieces
Gold Rolex Day-Date with a diamond index dial from an A&B auction
Rolex watches
Porcelain gentleman figure with navy clothing and gold accents
Estate collectibles
Gold bar in its original certificate packaging
Gold & more

A&B GEMOLOGICAL SERVICES

Fine pieces.
A tradition of discovery.

Fine jewelry, luxury watches, art, and collectibles. Discover something worth keeping at our Los Angeles auctions.

Explore our auctionsNew to bidding?
BASED IN LOS ANGELESLIVE & ONLINE AUCTIONSWORLDWIDE SHIPPING

Your Los Angeles auction house.

Authenticity as presentedIn-house shipping15+ years in the auction industry

THE AUCTION ROOM

Find your next
remarkable piece.

Explore our auction calendars and catalogs, review each lot, and register to bid through your preferred platform.

01 / LIVE & ONLINE

Explore the latest
auction catalogs.

Browse upcoming sales, view lot details, and register for live online bidding.

View HiBid auctions
02 / ABSENTEE & LIVE

Discover more
from A&B.

Visit our auctioneer page for catalogs, auction details, and bidding registration.

View iCollector auctions
03 / LIVE & ONLINE

Join our auctions
on BidSpirit.

Explore A&B’s auction catalogs, review lots, and register to place your bids.

View BidSpirit auctions

Auction dates, available lots, buyer’s premiums, and sale-specific terms are shown in each platform’s catalog.

Explore previous sales

Browse past catalogs and results on our auction platforms.

View past auctions

WHAT WE BRING TO AUCTION

Objects of beauty.
Pieces with character.

01

Fine jewelry

Diamond rings, gemstone jewelry, necklaces, earrings, and bracelets in precious metals.

DIAMONDS · GEMSTONES · GOLD
02

Rolex & luxury watches

Distinctive timepieces, from classic dress watches to collectible sports models. Review each catalog for original and custom features.

CLASSIC · CONTEMPORARY · COLLECTIBLE
03

Art & collectibles

Artwork, decorative objects, and estate finds for collectors and thoughtful interiors.

ARTWORK · ESTATE FINDS · DECORATIVE ARTS
Browse available lots
A&B Gemological Services LLC diamond emblem and wordmarkFINE JEWELRY · WATCHES · ART · COLLECTIBLES

OUR AUCTION HOUSE

Experience you can
put your trust in.

A&B Gemological Services LLC is a Southern California brick-and-mortar auction house with more than 15 years of experience in the auction industry.

We bring fine jewelry, luxury wristwatches, artwork, and collectibles to public auction, with clear descriptions, personal service, and careful in-house shipping.

All items are guaranteed to be genuine and authentic as presented.

Speak with our team

A SIMPLE GUIDE

Your first bid.
Your next favorite.

Whether you are beginning a collection or adding to one, our team is here to help.

  1. 01

    Explore the catalog

    Read descriptions, examine photographs, and review the auction’s terms. Contact us with questions before bidding.

  2. 02

    Register to bid

    Create an account on the auction platform and register for the sale. Confirm approval and any bidder requirements.

  3. 03

    Place your bids

    Submit absentee bids or join the live online auction. Most items have a minimum reserve.

  4. 04

    Receive your purchase

    After winning, review your invoice, arrange payment, and receive tracking when your purchase ships.

Before you bid

Payment & invoices

Winning bidders receive an invoice with payment instructions within 1–2 business days after the auction. Please refer to your invoice and the auction’s terms for available payment options. Our team is happy to assist with any questions.

Shipping & delivery

Purchases generally ship within 2–7 business days after payment, through FedEx or UPS. An adult signature is required, and tracking is emailed when your package ships.

Worldwide shipping is available. International buyers are responsible for applicable customs duties and taxes. Contact our team before bidding if you have a delivery deadline.

Appraisals & item details

Each jewelry and watch item comes with an appraisal. Artwork comes with a publisher certificate.

Please review each lot’s description for dimensions, materials, gemstone details, and any custom watch components. Contact us with specific questions before bidding.

Reserves & auction terms

Most items have a minimum reserve. Buyer’s premiums, fees, and other conditions are listed in the individual auction’s terms. Please review those terms before registering or placing a bid.

FROM OUR AUCTION HOUSE

Be part of
the next auction.

Subscribe for upcoming auction announcements and highlights from A&B Gemological Services.

LET’S TALK

A question about a piece?
We’re here to help.

For auction questions, shipping assistance, or consignment inquiries, contact our Los Angeles team.

Email our team
CALL(213) 856-8335
EMAILcontact@aandbgemologicalservices.com
LOS ANGELES

631 S Olive Street, Suite 770
Los Angeles, CA 90014

Please contact us to arrange a consignment visit.