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Choose your case – Galaxy S23 Ultra

Pick your case and a genuine material below, then make it yours with an engraving, your own image or text. Add MagSafe and a little magnetic magic – a KRIP grip or KARB wallet. Every case is handmade in Finland for your Galaxy S23 Ultra.

Camera photos in images: Wikimedia Commons, CC BY-SA 4.0

Me vs. Others

Lastu
Bulk phone cases
Excellent grip and protection
Yes
Rarely
Non-yellowing material
Yes
No
Non-toxic manufacturing and coating
Yes
No
Always unique
Yes
No

Phone cases for brands: iPhone , Samsung , OnePlus , Pixel and Realme .

Click the product and choose your phone model on the product page:

4.9
4.7

+ Add MagSafe and personalization

4.8

+ Add MagSafe and personalization

4.7

High-quality aluminum frame

4.7

+ Add MagSafe and personalization

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Add your own engraving

Dog, logo, pattern, or photo?

See examples
4.9

+ Add MagSafe and a logo / emblem

Magnetic magic

You can add MagSafe functionality to all Lastu phone cases

With MagSafe or without?
4.8

+ Add MagSafe and personalization

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  • Terwa
  • Kaamos
  • Ruska
  • Horsma
  • Terwakelo
  • Lumikoivu

Galaxy S23 Ultra phone cases, covers, and protective cases

Samsung Galaxy S23 Ultra Case and phone cases – handmade in the Nordics for a still-popular flagship. The S23 Ultra is still powerful and widely used, and a genuine wood or fabric surface gives it a fresh new look: choose birch, M05 camo fabric or KARB, precisely fitted for the S23 Ultra. Design your own in the live preview.

Add your own image or engraving, or MagSafe. See also S24 Ultra and S23 phone cases, or all Samsung phone cases.

Frequently asked questions

Are cases still available for the S23 Ultra? Yes – we make phone cases to order, so the S23 Ultra is still in the lineup.

When will the phone case be delivered? Made to order in about 2–8 business days, with free shipping available.

The Lastu Story

Galaxy S23 Ultra Case – 200 MP and S Pen deserve the best case

The Galaxy S23 Ultra’s 200 MP camera made it legendary. The Lastu case is worthy of it: the raised camera edge lifts the camera off the surface - the lens doesn’t take the first hit on the tabletop. The raised screen edge protects the glass when the device is placed face down on a table. The edges have a secure grip and a precise fit: the case sits firmly in everyday use. The S Pen opening is completely unobstructed. MagSafe is added at checkout.

See also

Instructions, guides, and blogs

Viisi Lastun kaiverrettua puista puhelimen kuorta syyslehtien keskellä: uudet kaiverrukset Tulilla, Leijonavaakuna ja Maastokäyrä

New engravings for wooden phone cases: Campfire, Lion Coat of Arms, Terrain Contour, and Reindeer Antlers

Four new designs have joined the engraving collection: By the Fire, Lion Coat of Arms, Terrain Contours, and Reindeer Antlers. All engravings in the collection are free on Lastu wooden phone cases, and you can now add a map engraving to any wooden phone case for an extra €5.

Read moreabout New engravings for wooden phone cases: Campfire, Lion Coat of Arms, Terrain Contour, and Reindeer Antlers

iPhone 18 Pro ja 18 Pro Max -kuoret ovat nyt tilattavissa

iPhone 18 Pro and 18 Pro Max cases are now available to order

The iPhone 18 Pro and 18 Pro Max just got their own Lastu cases – available to order now. Wooden cases, M05 camo fabric, carbon-fibre-look KARB, MagSafe and your own photo or engraving with a live preview. And if you already own a Lastu 17 Pro case, it fits the 18 Pro too.

Read moreabout iPhone 18 Pro and 18 Pro Max cases are now available to order

Käsin kaiverrettu Lastun Google Pixel 11 Pro -kuori sinisestä koivusta, Suomen vaakuna kaiverruksena ja taltta kuoren päällä työpöydällä

Google Pixel 11, 11 Pro and 11 Pro XL cases are now at Lastu

The Google Pixel 11, 11 Pro and 11 Pro XL now have their own Lastu cases. Why the Pixel 11 and 11 Pro don't share a case, how PixelSnap magnets and MagSafe work with a wooden case, and what people really look for in a Pixel case – seven questions answered.

Read moreabout Google Pixel 11, 11 Pro and 11 Pro XL cases are now at Lastu

Realme-kuoret tulevat Lastulle: GT 8 Pro, 16 Pro+, 16 Pro ja 16

Realme phone cases are coming to Lastu: GT 8 Pro, 16 Pro+, 16 Pro and 16

Realme joins the Lastu lineup in early September 2026. Genuine birch, Nordic craftsmanship, MagSafe functionality, and the market’s widest customization options – now also for Realme GT 8 Pro, 16 Pro+, 16 Pro, and 16.

Read moreabout Realme phone cases are coming to Lastu: GT 8 Pro, 16 Pro+, 16 Pro and 16

Aidot maastokuviokuoret: M05, M04, MM14, Flecktarn, M90 ja MultiCam

Genuine camouflage phone cases: M05, M04, MM14, Flecktarn, M90 and MultiCam

Lastu’s camo phone cases are cut from genuine military fabric, not a printed pattern. Seven fabrics from five countries: M05 woodland and snow pattern, M04 desert, Ukraine’s MM14, Germany’s Flecktarn, Sweden’s M90, and MultiCam. The history of the patterns, 500D Cordura, and why no two phone cases are alike.

Read moreabout Genuine camouflage phone cases: M05, M04, MM14, Flecktarn, M90 and MultiCam

FAQ: Galaxy S23 Ultra phone cases, covers, and protective cases

How do I know the case is right for my Galaxy S23 Ultra?

Choose Galaxy S23 Ultra in the model menu on the product page. The case is cut to the Galaxy S23 Ultra's dimensions with openings for the cameras, buttons and charging port. Other models in the same series (Galaxy S23 Plus, Galaxy S23 FE, Galaxy S23) are different sizes, so their cases aren't interchangeable.

If you're unsure of your model, check Settings → About phone on your phone.

Do MagSafe chargers and accessories work with the Galaxy S23 Ultra?

Yes, when you add MagSafe to the case (+€5). The magnetic ring is built into the case, so MagSafe car mounts, chargers, the KRIP finger grip and KARB card wallet attach to the Galaxy S23 Ultra too. Wireless charging works through the case at the phone's own charging speed.

Is a LEKA screen protector available for the Galaxy S23 Ultra?

No. The Galaxy S23 Ultra's screen curves over the edges and a flat protector won't sit tightly, so LEKA isn't made for this model. The case's raised edge still keeps the screen off the table when you lay the phone face down.

How fast is a Galaxy S23 Ultra case delivered?

Cases are made to order in 2–10 days and then take 2–5 working days to arrive. Free shipping is an untracked letter; choose tracked shipping at checkout if you want a tracking code.

You'll get an email when the case leaves our workshop. If the letter hasn't arrived within 10 working days of that, contact us and we'll send a new one.

I accidentally ordered a Galaxy S23 Plus case – can I switch it to the Galaxy S23 Ultra?

Yes, if production of your case hasn't started. Email your order number and the correct model to info@lastu.co as soon as possible and we'll change it. Once the case has been made, the model can't be changed.