ASG Grading Stamps On-Site in Hong Kong in October

Posted on 6/21/2023

ASG will conduct its first on-site grading event in Hong Kong from October 9-14. Submissions can be made to the NGC Hong Kong office beginning in July or at the Hong Kong Coin Show in October. Update: the fillable version of the ASG Hong Kong Submission Form is now available. Click here to download and fill out the form.

Authenticated Stamp Guaranty® (ASG®) will conduct on-site grading of stamps at the office of NGC Hong Kong Ltd. (NGC Hong Kong) from October 9-14, 2023. This is ASG’s first on-site grading event in Hong Kong, during which ASG’s full expert and impartial authentication, grading and encapsulation services will be offered on location with an extremely fast turnaround time.

Submissions must be received by NGC Hong Kong by 12:00 p.m. on Wednesday, October 11, 2023. Submissions can be made in person (by appointment only) or by mail to ASG’s Hong Kong office or at NGC Hong Kong’s booth (E5-E7) at the Hong Kong Coin Show (HKCS) on October 9-11, 2023. NGC Hong Kong will endeavor to have all stamps submitted for this event completed and ready for pick-up or return shipment starting Friday, October 20, 2023.

A China 1987 8 Fen Year of the Rabbit graded ASG Superb 99 Mint OG; a China 1987 $5 Surchg in Black on 3C Red Rev Stamp graded ASG VF 80 Mint, and a Macau 2022 1 Pataca Electrical Vending Stamp Year of the Tiger graded ASG XF Superb 95 Mint OG.
Click images to enlarge.

About ASG

Authenticated Stamp Guaranty (ASG) was established in 2017 to provide an accurate, consistent and impartial assessment of a stamp’s authenticity and grade. Every stamp that ASG certifies is backed by the comprehensive ASG Guarantee, which helps to protect consumers. ASG employs a team of expert stamp graders who are prohibited from buying and selling stamps commercially to ensure impartiality. The combined experience and expertise of the ASG grading team results in superior accuracy and consistency.

About the Hong Kong Coin Show

The Hong Kong Coin Show is a prestigious numismatic event held twice a year at The Mira Hong Kong Hotel. Occurring in March/April and September/October, this highly anticipated gathering is organized by four prominent partners: Stack's Bowers, Spink, Coin-In-Coin, and The primary objective of the Hong Kong Coin Show is to establish Hong Kong as a world-class hub for numismatic auctions and coin shows. To accomplish this mission, the HKCS offers a range of engaging activities, including educational seminars, exhibitions and complimentary appraisals conducted by experts.

Preparing your Submission

The ASG Hong Kong, China On-site Grading Event will be held at the office of NGC Hong Kong, ASG’s affiliate in Hong Kong, China.

The following stamps will be accepted at this event:

  • all vintage and modern stamps from Mainland China
  • all stamps from Hong Kong and Macau issued from 1970 to present
  • all stamps from the rest of Asia issued from 2000 to present

Stamps must fit into the regular ASG holder or the ASG Oversize Holder. Sheets, postcards and covers will NOT be accepted. For a list of ASG holder sizes, click here.

Submissions will be accepted from paid Collector members and Authorized Dealers with ASG, NGC or PMG. Submissions must be made using the ASG Hong Kong Submission Form, which will be available from the NGC Hong Kong office beginning in early July.

Not a member? For just $25 (USD) per year, you can gain direct submission privileges to ASG, NGC and PMG. To join, visit

Fees for on-site grading

For faster processing, collectors and dealers must pay at the time of submission. If payment is not made at the time of submission, stamps can be returned at the time of completion IF the customer provides proof that they have paid.

Grading tiers, services and fees:

A complete list of ASG’s services and fees for the Hong Kong on-site grading event is below. All fees and maximum values are in USD. Grading fees listed below include an additional $3 fee per stamp for on-site grading. To view ASG’s services and fees as a PDF, click here.

ASG Grading Tiers Maximum Value (USD) Fee (USD)
Unlimited Value WalkThrough Unlimited $303 + 2% FMV
WalkThrough $25,000 $303
Express $10,000 $128
Standard $3,000 $58
Value $1,000 $40
Economy $300 $25
Modern Bulk (Mixed Types) 50-stamp minimum $300 $21
Modern Bulk (Same Types) 50-stamp minimum $300 $20

ASG Add-on Services Maximum Value (USD) Fee (USD)
Early Releases / First Releases N/A Tier fee + $8
Special Label N/A Tier fee + $8
Variety N/A Tier fee + $10
Error N/A Tier fee + $10
ASG Oversize Holder N/A Tier fee + $20
Pedigree N/A Tier fee + $5
ReGrade N/A According to tier

ASG ReHolders Maximum Value (USD) Fee (USD)
ReHolder $10,000 $18
High Value ReHolder Unlimited $33
Oversize ReHolder $10,000 $23
High Value Oversize ReHolder Unlimited $53

ASG Other Services Maximum Value (USD) Fee (USD)
Appearance Review N/A $0
Return Packaging N/A $5 per form
Handling Fee N/A $15 per form

For more information and to submit, contact NGC Hong Kong:

Suites 1208-10, 12/F, Tower 1,
The Gateway, Harbour City
25 Canton Road, Tsim Sha Tsui,
Kowloon, Hong Kong, China
Phone: +852 2115-3639
By Appointment Only

Interested in becoming a stamp expert with ASG?

ASG is actively seeking stamp experts to join its team in Hong Kong and contribute their knowledge to identify, authenticate and grade postage stamps. If you are interested in applying for a job with ASG in Hong Kong, please visit our careers page to apply!

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