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A long sleeve tee from Diamond Supply Co and Slayer, with original Reign In Blood artwork printed to the front. It's made from a comfortable single jersey of 100% cotton with a ribbed crew neck and cuffs.
A long sleeve tee from Diamond Supply Co and Slayer, with original Reign In Blood artwork printed to the front. It's made from a comfortable single jersey of 100% cotton with a ribbed crew neck and cuffs.
Diamond

Diamond x Slayer Reign In Blood Long Sleeve T Shirt Black

£24.00 £40.00 40% off
Earn
in Customer Rewards when you buy this item today
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined
Earn Rewards
When you purchase this item, you will earn of rewards points to spend on your next purchase from us. You can spend your Rewards balance in-store & online.

Extended X-mas Returns

From 28th Ocotber 2024 we have an extended Christmas Returns Period up untill the 31st Januray 2025. Now you can get the Christmas shopping started nice and early.

If you are not 100% happy with your purchase, you can request a refund using the Returns Form below.

Return costs are the responsibility of the customer.

Download a Returns Form (PDF)


When returning shoes, please do not use the shoe box as a shipping box. The shoe box is part of the product and we cannot refund if it is damaged or has labels on it. The shoe box must be complete and free of labels.

All returned items must be in perfect, saleable condition. We reserve the right to determine whether an item is saleable. We cannot refund if an item is unsaleable. To be considered saleable, an item must meet the following criteria:

  • Tags have not been removed
  • Items don't smell of smoke, perfume or aftershave.
  • Have not been washed
  • Unmarked, not soiled or damaged in any way.
  • Shoe soles are unmarked
  • Shoes not worn outside
  • Shoe boxes are unmarked and not written on.
Re-package and return at your Post Office via Royal Mail to :
Working Class Heroes,
42 Market Street,
Ulverston, Cumbria,
LA12 7LS

Please allow 10 (ten) business days to process your return (we aim for 2 days)
Monday to Friday (9 am to 5 pm) are considered "business days".

Once your return is processed, please allow up to 5 (five) business days for the money to appear in your bank account ( this is the bank's policy, not ours)

Make a note of your tracking number as we are unable to provide you with one for the return.

Extended Returns during the Festive Season

For any purchases made between 01st November and 24th December, Returns will be accepted until 31st January.

So, if you bought a gift and effed up the sizing or seriously misjudged your S.O's taste ... don't panic, we've got you covered.

That equates to more time eating turkey and swilling booze, too. For the win!

45 Day Returns

  1. You can download a returns form here. Please complete and include it in your return.
  2. Print off a free returns label here. Please ensure you have selected the correct returns address. Customers are responsible for goods until we receive them back. We cannot be held responsible for goods sent to the incorrect address.
  3. Double check your returns label address matches: Working Class Heroes

    42 Market Street
    Ulverston
    Cumbria
    LA12 7LS

  4. Items must be received back to us within 45 days of purchase, this includes postage time. Please allow 5 working days for items to get back to us. We aim to process returns within 10 working days of them arriving.
  5. You will receive an email notification once your refund complete.
  6. It is the customer's responsibility to cover postage costs for any returned items.

Faulty Goods

If you believe goods are faulty please contact [email protected] before sending back.


* Original shipping cost are non-refundable
* Excludes international returns.

Diamond x Slayer Reign In Blood Long Sleeve T Shirt Black

Season:SS20

Brand:Diamond

Code:XSLYRRGNBLDLS-BLK-

A long sleeve tee from Diamond Supply Co and Slayer, with original Reign In Blood artwork printed to the front. It's made from a comfortable single jersey of 100% cotton with a ribbed crew neck and cuffs.

This is a regular fit - usual size should be all good.

  • Regular fit
  • 100% cotton
  • Ribbed crew and cuffs
  • Graphic artwork
Sizing Information
Swipe for more
  • T Shirts
  • Hoodies
  • Skateboard Decks

Diamond T Shirt Sizing Information

Measurements refer to garment dimensions, not body size.

Please note that due to the nature of the manufacturing process, from time to time product sizing may vary slightly

SizeChestBody LengthSleeve Length
S18 "27 "7.75 "
M20 "29 "8.25 "
L22 "31 "9 "
XL24 "32 "9.5 "
XXL26 "33 "9.5 "
SizeChestBody LengthSleeve Length
S45.7 cm68.6 cm19.7 cm
M50.8 cm73.7 cm21 cm
L55.9 cm78.7 cm22.9 cm
XL61 cm81.3 cm24.1 cm
XXL66 cm83.8 cm24.1 cm

Slim Fit: Slim fitting, sitting close to the body, great for showing off your guns and pecks.

Regular Fit: Neither slim nor oversized. Regular-fitting garments that are bang in the middle. The middle is good.

Relaxed Fit: Drapes loosely on the body, baggy fit.

1Chest

Run the tape around the fullest part of your chest, the tape should be just below the arm pit and over the shoulder blades whilst horizontal to the floor.

2Waist

Measure around your natural waistline, keeping the tape comfortably loose

Diamond Hoody Sizing Information

Measurements refer to garment dimensions, not body size.

Please note that due to the nature of the manufacturing process, from time to time product sizing may vary slightly

SizeChestBody LengthSleeve Length
S20.5 "28.5 "34.5 "
M22.5 "29.5 "35.5 "
L24 "30.5 "36.5 "
XL26 "31.5 "37.5 "
XXL27 "32.5 "38.5 "
SizeChestBody LengthSleeve Length
S52.1 cm72.4 cm87.6 cm
M57.2 cm74.9 cm90.2 cm
L61 cm77.5 cm92.7 cm
XL66 cm80 cm95.3 cm
XXL68.6 cm82.6 cm97.8 cm

Slim Fit:Slim fitting, sitting close to the body, great for showing off your guns and pecks.

Regular Fit:Neither slim nor oversized. Regular-fitting garments that are bang in the middle. The middle is good.

Relaxed Fit:Drapes loosely on the body, baggy fit.

1Waist

Measure around your natural waistline, keeping the tape comfortably loose

2Body Length

Diamond Crew Sizing Information

Measurements refer to garment dimensions, not body size.

Please note that due to the nature of the manufacturing process, from time to time product sizing may vary slightly

SizeChestBody LengthSleeve Length
XS19.7 "26 "24.4 "
S20.5 "26.8 "25 "
M21.3 "27.6 "25.6 "
L22 "28.3 "26.2 "
XL22.8 "29.1 "26.8 "
SizeChestBody LengthSleeve Length
XS50 cm66 cm62 cm
S52 cm68 cm63.5 cm
M54 cm70 cm65 cm
L56 cm72 cm66.5 cm
XL58 cm74 cm68 cm

Slim Fit:Slim fitting, sitting close to the body, great for showing off your guns and pecks.

Regular Fit:Neither slim nor oversized. Regular-fitting garments that are bang in the middle. The middle is good.

Relaxed Fit:Drapes loosely on the body, baggy fit.

1Body Length

2Waist

Measure around your natural waistline, keeping the tape comfortably loose

3Sleeve Length

Measure from the top of your spine (at the bottom of your neck) to your elbow and on the your wrist

Diamond Beanie Sizing Information

Measurements refer to garment dimensions, not body size.

Please note that due to the nature of the manufacturing process, from time to time product sizing may vary slightly

ChestBody LengthArm Length
XS
S
M
L
XL
XXL
ChestWaistArm Length
XS
S
M
L
XL
XXL

Slim Fit: Slim fitting, sitting close to the body, great for showing off your guns and pecks.

Regular Fit: Neither slim nor oversized. Regular-fitting garments that are bang in the middle. The middle is good.

Relaxed Fit: Drapes loosely on the body, baggy fit.

1Chest

Run the tape around the fullest part of your chest, the tape should be just below the arm pit and over the shoulder blades whilst horizontal to the floor.

2Waist

Measure around your natural waistline, keeping the tape comfortably loose

Diamond Sock Sizing Information

Measurements refer to garment dimensions, not body size.

Please note that due to the nature of the manufacturing process, from time to time product sizing may vary slightly

ChestBody LengthArm Length
XS
S
M
L
XL
XXL
ChestBody LengthArm Length
XS
S
M
L
XL
XXL

Slim Fit: Slim fitting, sitting close to the body, great for showing off your guns and pecks.

Regular Fit: Neither slim nor oversized. Regular-fitting garments that are bang in the middle. The middle is good.

Relaxed Fit: Drapes loosely on the body, baggy fit.

1Chest

Run the tape around the fullest part of your chest, the tape should be just below the arm pit and over the shoulder blades whilst horizontal to the floor.

2Waist

Measure around your natural waistline, keeping the tape comfortably loose

Diamond Skateboard Deck Sizing Information

Please note that due to the nature of the manufacturing process, from time to time product sizing may vary slightly

1Board Width

The width is measured across at the widest part of the board, usually the front truck area without bending the ruler into the concave.

Diamond Shorts Sizing Information

Measurements refer to garment dimensions, not body size.

Please note that due to the nature of the manufacturing process, from time to time product sizing may vary slightly

AlphaSizeWaist
XS28
S29
S30
M31
M32
M33
L34
L35
L36
L37
XL38
AlphaSizeWaist
XS28
S29
S30
M31
M32
M33
L34
L35
L36
L37
XL38

Slim Fit: Slim fitting, sitting close to the body, great for showing off your guns and pecks.

Regular Fit: Neither slim nor oversized. Regular-fitting garments that are bang in the middle. The middle is good.

Relaxed Fit: Drapes loosely on the body, baggy fit.

1Waist

Measure around your natural waistline, keeping the tape comfortably loose

2Leg Length

The length from the shorts waistline to the trouser hem measured along the outside seem

Professional Opinion
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