Diamantina Wagyu Porterhouse MB 6-7 | $121.99kg

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Grade: Platinum

Diamantina Wagyu Porterhouse MB 6-7 | $121.99kg

care-grain-fed
cooked-grilled
cooked-pan-fried
vacuum-sealed
Rated 5.0 out of 5
Based on 1 review
Regular price$383.66
/
Tax included.

4 installments of $95.91

Own it for $10/week

Indulge in the bold, buttery flavour of Diamantina Wagyu Porterhouse MB 6–7, a premium steak that strikes the perfect balance between rich marbling, buttery texture, and deep beef intensity. This cut delivers beautifully distributed intramuscular fat that renders during cooking, creating a juicy, flavour-packed steak with a classic striploin bite.

Why Choose Diamantina Wagyu Porterhouse?
Exceptional Marbling – MB 6–7 provides outstanding juiciness, tenderness, and full-bodied Wagyu flavour without overpowering richness.
Rich Wagyu Heritage – Sourced from Wagyu cattle carefully raised on grass and finished on a wholesome grain diet in Queensland’s Darling Downs.
Premium Quality – Processed at Diamantina’s state-of-the-art facility in the Lockyer Valley, ensuring consistency and the highest standards.
Best Cooking Method – Cook to medium to allow the marbling to gently render while maintaining the striploin’s signature structure. Ideal for pan-searing or grilling, finished with a rest to lock in juices.

If you’re after a steak that delivers classic steakhouse flavour with Wagyu luxury, Diamantina Wagyu Porterhouse MB 6–7 is a standout choice. Rich, reliable, and undeniably indulgent — this is Wagyu done right. 

Sourced from the finest Wagyu cattle, Diamantina Wagyu is carefully finished on wholesome grain to produce a superior marbling, tenderness and flavour.

Diamantina animals are born and raised on natural pastures and prepared for market at their grain feeding facility in the rich farming country of Queensland’s Darling Downs. All processing occurs in their own plant in the Lockyer Valley an hour from Brisbane.

✔ 70+ Days Grain Finished
✔ Raised On Grass
✔ Consistent Flavour & Superior Tenderness

Thin Steaks ~140-180g
Medium Steaks ~200-260g
Thick Steaks ~290-320g
Jumbo Steaks ~480-520g

*Serving sizes are approximate and may vary slightly. If you have a preferred target weight per steak, simply leave a note in the order comments at checkout and our butchers will do their best to accommodate.

Please note that we can only pack Beef Steaks and Chicken Breast singularly, all other products have a minimum of 2 pieces or 200 grams per bag unless otherwise
stated.

All of our online products are vacuum sealed except for our fresh Sausages, Rissoles and Burgers, Pastries and crumbed products. Eg: Schnitzels, Chicken Kievs, Nuggets.

We offer free GPS tracked & refrigerated local delivery on orders over $200, or $19 under. Check if you’re eligible for delivery by opening the cart and using the postcode checker.

We also offer free pickup at any Super Butcher store from Tuesday to Saturday.

Pickup orders are ready to be collected on your chosen date from:

Eagle Farm: 8am
Wynnum: 10am
Browns Plains: 10am
Albany Creek: 10am
Oxenford: 11am
Ashmore: 11am
Southport: 12pm
Morayfield: 12pm
Runaway Bay: 12pm
Mermaid Beach: 1pm

You can choose your pickup or delivery date in the checkout. Order before 10am for next day pickup & delivery, depending on availability.

Our online delivery orders are packed neatly in a thick cardboard box with an insulated liner, complete with plenty of gel ice packs - all of which are soft plastics recyclable, and delivered fresh via refrigerated couriers. This box can keep your order cool for up to 4 hours after delivery.

Item availability varies in-store and online. If you are looking for this item in-store it is always best to call ahead to confirm availability.

Alternatively, place an order online for store pickup or home delivery.

You can contact your local store here: Find Your Store


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average rating 5.0 out of 5
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100% of reviewers would recommend this product to a friend
Flavour
Rated 5 out of 5
Tenderness
Rated 5 out of 5
1 Review
Reviewed by Grant M.
Verified Buyer
I recommend this product
Age Range
45-54
How Did You Cook It?
Medium
How did this make you feel?
  • Happy
Rated 5 out of 5
Review posted

Is this steak or flavoured butter?

This was absolutely one of the best pieces of meat I have ever had (better than A5) and even GR Porterhouse MB6-7.

Amazing colour and marbling - and it was like flavoured butter.

Seasoned with SPG and grilled over an open flame, letting it develop a slight smoky char and rendering the fat cap. Cooked at just a smidge under medium.

Just a delightful piece of meat.

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Flavour
Rated 5 out of 5
Tenderness
Rated 5 out of 5
Was this helpful?

Super Butcher

Hi Grant,

Thank you for such a wonderful review — we're thrilled to hear you found our Diamantina Wagyu Porterhouse MB 6-7 absolutely one of the best pieces of meat you've ever had! It's fantastic that you loved the amazing colour and marbling, and that it was like flavoured butter. Your cooking method sounds perfect — seasoned with SPG and grilled over an open flame with that slight smoky char!

Thanks for taking the time to share your thoughts!

Frequently Asked Questions

Our butchers love to help! If you would like to leave some extra packing instructions in your order notes, please do! For example: “Please pack mince and chicken breast in 500g bags”.

Do you want the whole rump cap separated from a whole rump for a roast? No problem! Let us know in the order instructions. As long as its something our butchers can do safely, we'll be happy to oblige and let you know if there are any issues.

It’s easier than ever to shop from your lounge room, in your pyjamas or at work!

We deliver to your door throughout Brisbane, The Gold Coast and The Sunshine Coast. Or, order ahead and collect in store!

Tuesdays: Brisbane, Gold Coast, Western Brisbane Suburbs (Including Ipswich)

Wednesdays: Brisbane, Gold Coast, Western Brisbane Suburbs (Including Ipswich), Northern NSW

Thursdays: Brisbane, Gold Coast, Western Brisbane Suburbs (Including Ipswich), some Sunshine Coast suburbs, Toowoomba

Fridays: Brisbane, Gold Coast, Western Brisbane Suburbs (Including Ipswich)

Saturdays: Brisbane, Gold Coast, Western Brisbane Suburbs (Including Ipswich)

Our store pickup days are Tuesdays, Wednesdays, Thursdays, Fridays and Saturdays.

Pickups are available from 8am at our Eagle Farm store, 10am at our Wynnum, Browns Plains and Albany Creek stores, 11am from our Oxenford and Ashmore stores, 12pm from our Southport, Runaway Bay, and Morayfield stores and 1pm from our Mermaid Beach store.

Cut-Offs:

Tuesday - Order by 10am Monday

Wednesday, Thursday - Order by 10am Tuesday

Friday, Saturday - Order by 10am Thursday

Once you select pick-up or delivery and enter the checkout, you will find the entry box on the right-hand side of our shipping details and choose your date pages (pages 1 and 2 of the checkout).

Our bulk beef items are advertised as they are, in bulk! This means they will hold some liquid in the bag, as genetically meat is roughly 75% water, 20% protein and 5% fat and other vitamins. These proteins mix with the liquids and extrude from meat over time (no, that's not blood in your bag).


If you are purchasing a bulk item and ask us to slice this into steaks for you, there is loss from this extrusion as well as the trim from any end cuts, large deposits of gristle or hard fats from the product.

Don't want any loss? Ask to keep the trim or for the product to be left whole so you can cut it at home.

By selecting "Yes" for “Keep the offcuts?” you’ll receive the smaller end pieces and trimmings that come from slicing your bulk beef — the same beef, just in uneven shapes and sizes, perfect for tallow or a super special treat for your furry friends.