Diamond Service Grading

10/28/2026

Collectors of One Piece and Marvel Heroines are grading their most treasured cards with DSG! Why? The answer is simple. They want to protect and retain the beauty & vibrant colors these cards possess. DSG slabs offer the best protection for collectors’ favorite One Piece and Marvel cards:
• UV protected for long-lasting preservation against fading and discoloration
• 25x stronger polycarbonate material for the ultimate in long term protection. Who needs slab bumpers or slab guards? Not us, not here, not ever!
• Crystal clear slab cases for you the card collector to show-off & enhance the beauty of your favorite and most vibrant collectible cards.
• A fast 10-day turnaround for DSG’s Standard service and at only $15 per encapsulation

Invest in the highest quality slab available and grade your most treasured One Piece and MARVEL cards today with DSG! Like these two legendary heroines!
2026 One-Piece Heroines Edition - Nico Robins Special Alternate Art card that graded a DSG 10 Gem Mint, and a Topps Chrome Marvel Comics - Valeria Richards 65 Fantastic Years graded a DSG 9 Mint!

10/22/2026

DSG will be at the Strike Force Card & Collectibles Show at Baldini’s Casino in Sparks Nevada on the weekend of November 13th – 15th. 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.

Strike Force Card Collectibles will host raffle drawings throughout the three-day show, and ALL proceeds will go directly to the Northern Nevada Veteran’s Guest House. A great cause to support indeed!

The DSG 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, Marvel, vintage sports, pre-war era To***co cards, premium thick sports cards & RPAs, Tallboys from Topps, Classic, & Fleer, concert & game tickets/stubs, and more.

10/22/2026

DSG will be at the Strike Force Card & Collectibles Show at Baldini’s Casino in Sparks Nevada on the weekend of November 13th – 15th. 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.

Strike Force Card Collectibles will host raffle drawings throughout the three-day show, and ALL proceeds will go directly to the Northern Nevada Veteran’s Guest House. A great cause to support indeed!

The DSG 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, Marvel, vintage sports, pre-war era To***co cards, premium thick sports cards & RPAs, Tallboys from Topps, Classic, & Fleer, concert & game tickets/stubs, and more.

Diamond Service Grading presents Sonoma County Card & Collectibles Show August 14-16th 2026. Get tickets today.

10/22/2026

Marvel Collectors are grading their most treasured cards with DSG! Why? The answer is simple. They want to protect and retain the beauty & vibrant colors these cards possess. DSG slabs offer the best protection for collectors’ favorite Marvel cards:
• UV protected for long-lasting preservation against fading and discoloration
• 25x stronger polycarbonate material for the ultimate in long term protection. Who needs slab bumpers or slab guards? Not us, not here, not ever!
• Crystal clear slab cases for you the card collector to show-off & enhance the beauty of your favorite and most vibrant collectible cards.
• A fast 10-day turnaround for DSG’s Standard service and at only $15 per encapsulation
Invest in the highest quality slab available and grade your most treasured MARVEL cards today with DSG! Like this amazing Marvel card!

2026 Topps Chrome Marvel Comics Spider-Man RayWave Refractor graded a DSG 10 Gem Mint!

10/20/2026

DSG will be at the Taylor Trades Card Show in Santa Rosa at the Santa Rosa Vets Memorial building, on Friday Night, Halloween Eve - October 30th. This is a one-night event! 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!

We can grade and encapsulate a variety of card sizes at the show from standard, TCG, Pokémon, Marvel, vintage sports, pre-war era To***co cards, premium thick sports cards & RPAs, Tallboys from Topps, Classic, & Fleer, concert & game tickets/stubs, and more.

10/15/2026

DSG will be at the East Bay Card Show in Burlingame at the Hyatt Regency (SF Airport) on the weekend of November 7th & 8th. Stop by and say hello! Bring in your favorite collectible cards for “same day” on-site grading. 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, Marvel, vintage sports, pre-war era To***co cards, premium thick sports cards & RPAs, Tallboys from Topps, Classic, & Fleer, concert & game tickets/stubs, and more.

Diamond Service Grading presents Sonoma County Card & Collectibles Show August 14-16th 2026. Get tickets today.

10/12/2026

DSG will be at the East Bay Card Show in Burlingame at the Hyatt Regency (SF Airport) on the weekend of November 7th & 8th. Stop by and say hello! Bring in your favorite collectible cards for “same day” on-site grading. 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, Marvel, vintage sports, pre-war era To***co cards, premium thick sports cards & RPAs, Tallboys from Topps, Classic, & Fleer, concert & game tickets/stubs, and more.

10/09/2026

Taylor Trades Card Show in Santa Rosa on Friday Oct. 30th, 5 PM-10 PM - Halloween Eve! This is a great show with lots of Pokémon, Sport cards, Marvel cards, One Piece and other TCG cards on hand, along with a ton of cool sports memorabilia.
DSG will be on-site offering same day grading services for any raw cards you pick up at the show or that you bring in for grading! See you there!!

10/09/2026

DSG will be at the Taylor Trades Card Show in Santa Rosa at the Santa Rosa Vets Memorial building, on Friday Night, Halloween Eve - October 30th. This is a one-night event! 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, Marvel, vintage sports, pre-war era To***co cards, premium thick sports cards & RPAs, Tallboys from Topps, Classic, & Fleer, concert & game tickets/stubs, and more.

Diamond Service Grading presents Sonoma County Card & Collectibles Show August 14-16th 2026. Get tickets today.

10/06/2026

Sports card collectors are grading their most treasured premium thick cards with DSG, regardless of whether they lean towards collecting collegiate or pro uni! Why? The answer is simple. They want to protect and retain the beauty these higher end cards possess. DSG slabs offer the best protection for collectors' favorite premium thicker collectible cards:
• UV protected for long-lasting preservation against fading and discoloration.
• 25x stronger polycarbonate material for the ultimate in long term protection. Who needs slab bumpers or slab guards? Not us, not here, not ever!
• Crystal clear slab cases for you the card collector to show-off & enhance the beauty of your favorite and most vibrant collectible cards.
• A fast 10-day turnaround for DSG’s Standard service and at only $15 per encapsulation

Invest in the highest quality slab available and grade your most treasured premium thick Flawless, National Treasures, Impeccable, Immaculate and other sports cards today with DSG! Like these two awesome Panini Flawless Gem Charles Woodson cards!
2023 Flawless Collegiate Charles Woodson /25 Diamond Gem card graded a DSG 9 Mint, and this 2020 Flawless Charles Woodson /5 Emerald Gem card graded a DSG 10 Gem Mint!