Exclusive Coupon

unlock 10% off

unlock 10% off all products at Diamond Mattress  

Experience the best sleep of your life with Diamond Mattress. Shop online and unlock 10% off all products by applying voucher code.

Today's Best Offer

Take $100 off

Take $100 off Flurry Lux Cooling at Diamond Mattress  

Make your nap time extra special! Shop online at Diamond Mattress and take $100 off Flurry Lux Cooling using voucher code. Relax and sleep.

Hot Offer

avail 15% off

avail 15% off mattresses with Diamond Mattress promo code  

From morning to night, we got your back. Shop online at Diamond Mattress and save 15% off mattresses with Diamond Mattress promo code. Comfort beyond compare.

Hot Offer

Save 15% off🌻

Save 15% off sitewide with Diamond Mattress Promo code  

Amazing sleep leads to better health. Shop online at Diamond Mattress and save 15% off all orders using promo code. Durability at its finest! 🌞

Hot Offer

UPTO 20% OFF

Upto 20% off on all orders with Diamond Mattress promo code  

Up to 20% off on all orders with Diamond Mattress promo code. Buy your favorite mattresses or their bases and get a hot discount by using code!

Hot Offer

Get $100 off

Get $100 Off on all orders with Diamond Mattress code  

Get $100 Off on all orders with Diamond Mattress promo code. Buy your favorites now and get a hot discount on them by using this exclusive code.

Exclusive Coupon

flat $900 off

flat $900 off Flurry Lux Cooling Hybrid mattress  

Shop online at Diamond Mattress and enjoy a flat $900 off Flurry Lux Cooling Hybrid mattress. No coupon code is required.

 
Today's Best Offer

Bedding and accessories

shop Bedding and Sleep Accessories from $35  

Treat yourself to a good night's sleep with Diamond Mattress. Shop online and buy Bedding and Sleep Accessories starting from $35.

 
Hot Offer

free delivery shipping

Enjoy FREE DELIVERY - No Minimum Order Value Required  

Diamond Mattress has a wide range quality mattresses & If you order from US you can get an absolutely free delivery on your order.

 
Exclusive Coupon

$799 for mattress

Tailor Classic Hybrid | Pay $799 Only!  

Best All Around Affordable Comfort, Tailor Classice is one of the best mattress. You can order it at $799 only. Visit to the store & avail this offer.

 
Today's Best Offer

cooling mattress $1599

BESTSELLER - Best Luxury Cooling Mattress | $1599 Only  

Get Flurry Lux Cooling Hybrid, the most comfortable mattress in just $1599. Prices are currently low, order now.

 
Exclusive Coupon

mattress under $999

PREMIUM MATTRESS | Under $999  

DIAMOND MATTRESS deals with a wide range of premium & high quality mattresses of all sizes. Some of the quality mattresses are available at $999 only.

 

As Diamond Mattress Partner, we may be compensated if you make a purchase using our provided coupon codes.

Top 5 Recently Expired Diamond Mattress Coupon Codes

The below 5 Diamond Mattress coupon codes were newly expired! They may still be working! It never hurts to try!

diamond mattress
Extra 10% off on all Orders at Diamond Mattress ✨
High-quality mattresses for your needs. Shop online at Diamond Mattress and get extra 10% off on all orders using discount code. Payless, buy more. 💰.
diamond mattress
Grab 25% Off Sitewide With Diamond Mattress Discount Code
Receive 25% off on all orders at Diamond Mattress. Copy the code and paste it in your checkout to claim this Diamond Mattress coupon code. Click & visit the store now.
diamond mattress
Save $100 Sitewide With Diamond Mattress Coupon Code
By using this Diamond Mattress Promo Code you can avail $100 off on all orders at Diamond Mattress. Diamond Mattress is dedicated to pursuing people-first innovation to improve life and transform our relationship with sleep.
Hot Offer
diamond mattress
FREE Bedding Essential | Shop Over $285
Purchase upto $285 & get bedding essentials absolutely free along with your purchase. The offer will automatcally activate at checkout. Click & enjoy the offer..
diamond mattress
Shop Cozy Bases On Discounted Price With Extra 20% Off
Diamond Mattress is running deep discounts on a wide range of bases: space base, versatile base and zero gravity adjustable base. Use the given code and get 20% off. NOW SLEEP LIKE ROYALS!.

Featured Stores

Latest Stores

About Diamond Mattress

Approved by sleep experts, Diamond Mattress provides comfortable sleep with high-quality mattresses and accessories specially designs and handcrafted for the well-being and better health of clients. Manufactured in the USA, Diamond Mattress has spent over 80 years supplying quality experience to its customers through its innovative designs and manufacturers. A family-run and owned business, Diamond Mattress has prioritized customer satisfaction and service provision through promising free trials of their products for 4 months alongside free shipping nationwide with added exchange and return facilities available. Providing a 20-year warranty on selected products, the availability of product customization features has made sleeping more peaceful than ever.

What is the best way to use the Diamond Mattress coupon code?

Ensuring a good customer experience, the Diamond Mattress coupon code can be used for availing of added discounts by customers.

Access the website to view any ongoing discounts at Diamond Mattress. Copy the discount codes appearing on the header to be utilized later.

From various categories, opt for the desired product you wish to buy and add it to your cart. For proceeding towards checkout, firstly fill out your information. Clicking on next will direct you to the checkout page where a bar for coupons will be present. Insert the coupons copied here. Applying it would result in discounted amount appearing on the side. You can finally complete your purchase now by clicking place order.

What is the best seller of Diamond Mattress?

Several types of mattresses are available here at Diamond Mattress sufficing and accommodating to the needs and requirements of various customers. Diamond Mattress offers a range of sizes and firm mattresses. The sizes include Queen, King, Twin, Twin XL, Full, and Cal King. The firmness of the mattress ranges from plush to firm, medium being its best seller and most opted for by the customers.

Rally 3 Cooling Mattress

A high-density foam core certified by CertiPUR-US is used, alongside advanced technology for better sleep provision. A cooling fabric is used for better performance with body contouring and weightless sleep due to its gel memory foam. This mattress checks out all the boxes, comfort, durability as well as health and wellness benefits like orthopedic support.

Transformation Hybrid (best seller)

Comprising of different layerings including micro-coil, temperature regulation fabric, and HD comfort layers, it makes Transformation hybrid the best choice for customers. Enhancing a better sleep experience by providing pressure relief and comfortability, a natural sleeping environment is created for the customers who can soothe themselves into sleep by acquiring the level of comfort in their sleeping postures while maintaining the core temperatures of the mattress.

Response Cool Hybrid Mattress

Featuring a woman cooling fabric running along the sides, it comprises Certi-PUR-US certified foam layers of high-density foam and copper cooling memory foam for better sleep and temperature regulation of the mattress providing comfort and better sleep performance.

Intention Hybrid

Layered with a luxury cool touch quilt on top, the Intention hybrid comprises yet again layers of foam that are Certi-PUR-US certified. With the patented zone support system present, it helps in relieving pressure and easing motion while sleeping. A hyper-conductive memory foam layer helps regulate the temperature for creating the most optimum sleeping environment for the user.

Contact Diamond Mattress

To contact Diamond Mattress customer representatives, you can call at 888-752-8051 or visit the contact us webpage of Diamond Mattress enter your details and the context of the message, and send it to them. Customer care shall respond shortly.

Diamond Mattress Shipping

shipped from Rancho Dominguez, California in the United States, delivered within 3-7 working days partnered with FedEx.

Top Recent Diamond Mattress Coupon Codes

Saving Title Coupon Code End Date
unlock 10% off unlock 10% off all products at Diamond Mattress
*****
2025-12-26
Take $100 off Take $100 off Flurry Lux Cooling at Diamond Mattress
*****
2027-01-08
avail 15% off avail 15% off mattresses with Diamond Mattress promo code
*****
2026-01-10
Save 15% off🌻 Save 15% off sitewide with Diamond Mattress Promo code
*****
2025-01-04
UPTO 20% OFF Upto 20% off on all orders with Diamond Mattress promo code
*****
2024-12-01
Get $100 off Get $100 Off on all orders with Diamond Mattress code
*****
2024-12-01
flat $900 off flat $900 off Flurry Lux Cooling Hybrid mattress
View Offer
2025-08-14
Bedding and accessories shop Bedding and Sleep Accessories from $35
View Offer
2024-12-28
free delivery shipping Enjoy FREE DELIVERY - No Minimum Order Value Required
View Offer
2024-12-31
$799 for mattress Tailor Classic Hybrid | Pay $799 Only!
View Offer
2024-12-31
cooling mattress $1599 BESTSELLER - Best Luxury Cooling Mattress | $1599 Only
View Offer
2024-12-31
mattress under $999 PREMIUM MATTRESS | Under $999
View Offer
2024-12-31
Why Trust Us?

Almond Coupons help shoppers save money and have the best shopping experience. Our dedicated team source and verify the best Diamond Mattress coupon codes, discount deals and exclusive offers. We have a clear process for finding the best deals and a diligent checking process to make sure each coupon is working. You can trust Almond Coupons to get the verified and 100% working promo codes and discount offers. Learn More.

Filter Coupons by Categories
Filter Coupons by Country
Filter Coupons by Type
BENEFITS OF SHOPPING ON Diamond Mattress WITH COUPON CODE!
  • Super-Fast Delivery

    Super-Fast Delivery

  • Friendly Customer Support

    Friendly Customer Support

  • Free Exchanges

    Free Exchanges

  • Free Returns

    Free Returns

  • Newsletter Deals

    Newsletter Deals

  • Click and Collect

    Click and Collect

  • Free & Fast Delivery

    Free & Fast Delivery

  • Coupons / Deals

    Coupons / Deals

  • NHS Discounts

    NHS Discounts

  • Student Discounts

    Student Discounts

Diamond Mattress Contact Details
WHAT PAYMENT METHODS DOES Diamond Mattress ACCEPT?
  • VISA

    Visa

  • Master card

    Master-card

  • Paypal

    Paypal

  • Apple pay

    Apple Pay

  • JCB

    JCB

  • American Express

    American Express

  • Discover Network

    Discover Network

  • Gift Card

    Gift Card

Diamond Mattress Mobile Apps
Diamond Mattress WEBSITE LANGUAGES

English

COUNTRIES WHERE Diamond Mattress DELIVER

Internationally

Similar Diamond Mattress Brands
Diamond Mattress Shipping / Return Policy

Diamond mattresses are shipped within 3-7 working days through FedEx. Returns can also be made. Diamond Mattress arranges free pickup of products from customers and offers a full refund.

  • Total Offers

    19

  • Total Coupon Codes

    12

  • Total Verified Deals

    7

  • Diamond Mattress Average Saving

    1%

  • Last Updated

    2024-06-12T11:47

Diamond Mattress - FAQ's
Diamond Mattress offers free shipping in the United States, whether to purchase or return a Diamond Mattress. However, additional shipping costs are applicable for Alaska and Hawaii.
Diamond Mattress offers a free trial of 4 months for its customers to check out the products for themselves after use and in case they are not comfortable, they can be returned. However, no customer has ever returned a product at Diamond Mattress.
Diamond Mattress guarantees top quality material, construction, and durability of its products. The quality of its products is backed up on the website.
Diamond Mattresses are shipped from Rancho Dominguez, CA in the United States
At Diamond Mattress customers can save money in the best possible way that’s why they offer coupon codes that can be combined when shopping for your favorite products.
At the present moment there are 19 promotional codes available for Diamond Mattress, use them all to get the best discounts.