Diamond Service Grading

05/29/2026

2025 Pokémon Black Bolt Zekrom EX Black White Rare - DSG 10 Gem Mint

Trust us for accurate card grading. Submit now and elevate your card's value with precision.

05/29/2026

2025 Pokémon Black Bolt Zekrom EX Black White Rare - DSG 10 Gem Mint

05/29/2026

2026 Pokémon Ascended Heroes Mega Dragonite EX - Mega Hyper Rare - DSG 10 Gem Mint

Card Grading Service

05/29/2026

2026 Pokémon Ascended Heroes Mega Dragonite EX - Mega Hyper Rare - DSG 10 Gem Mint

05/28/2026

A rare and highly sought after vintage treasure! A 1909 E92 Honus Wagner - Dockman & Sons Gum that graded a DSG 3. Check it out!

Discover card encapsulation services at Diamond Service Grading. Protect and display your treasured cards effectively.

05/27/2026

1909 E92 Honus Wagner - DSG 3

***coCards

05/27/2026

Come join us for a fantastic evening celebrating the members of the Yesterday's Negro League Baseball Players Hall of Fame.
This event will include dinner, drinks, meet and greet, and private autograph signing.

August 14th 6-10pm.
Tickets: $100 - This VIP event is limited to 100 total. So, hurry and grab a ticket now while they last!

Tickets can be purchased on our website: https://dsggrading.com/shows-and-events/

Tickets may also be purchased in store or contact us at 707-755-7101

Card Grading Service

05/19/2026

DSG can encapsulate your favorite concert or game tickets, like this one from April 1st, 1990 Paul McCartney - The Paul McCartney World Tour at UC Berkeley Memorial Stadium

-n-Roll

05/19/2026

DSG can encapsulate your favorite concert or game tickets, like this one from April 30, 1984, Scorpions & Bon Jovi - Love at First Sting Tour at the Cow Palace

-n-Roll

05/13/2026

Diamond Service Grading is proud to announce our very own card show!
Sonoma County Card &
Collectibles Show August 15th &16th

$10 Admission
Over 100 tables
Located at the Double Tree Hilton Rohnert Park

Website is live: https://dsggrading.com/shows-and-events/

05/13/2026

DSG will be at the World of Sports Card Show in Reno at the Reno Sparks Convention Center on the weekend of June 5th – 7th. Stop by and say hello! Bring in your favorite collectible cards for “same day” on-site grading or to drop off an order for a standard 10-day submission. The team will be on hand offering their very popular Pokémon Mystery boxes with some banger hits! While you’re there, check out our displays to see the variety of encapsulations and custom frames we offer! We can grade and encapsulate a variety of card sizes at the show from standard, TCG, Pokémon, vintage sports, pre-war era To***co cards, premium thick sports cards & RPAs, Tallboys from Topps, Classic, & Fleer, concert & game tickets/stubs, and more.