Beautyrest® Harmony Lux Diamond Series
Luxurious design for dreamy, high-end sleep.
What size are you looking for?
Most items will arrive in 2-4 weeks.
Description
Beautyrest® Harmony Lux™ Diamond Series features our latest innovations in support, comfort, and cooling that work together in harmony for a better night’s sleep. Its new and innovative coil design and support system, advanced pressure-relieving foams, uniquely engineered cooling technologies, and exclusive sustainable fabric technology makes this collection the ultimate choice in premium bedding. Featuring our Micro Diamond™ Memory Foam, the Diamond Series is designed to conduct heat away from your body and keep you cool all night long.
Details
Firmness
Medium
Height
14.75"
Cover
Seaqual™ Sustainable Fabric
Comfort Layers
InfiniCool™ Lux
SurfaceTouch™ Gel Memory Foam
RightTemp™ Wave Foam
Firm Comfort Foam
Micro Diamond™ Memory Foam
Medium Comfort Foam
Support System
Powered by T2 Pocketed Coil® Technology
Firmness
Plush
Height
15"
Cover
Seaqual™ Sustainable Fabric
Comfort Layers
InfiniCool™ Lux
SurfaceTouch™ Gel Memory Foam
Gel Touch® Foam
RightTemp™ Wave Foam
Micro Diamond™ Memory Foam
GelTouch® Foam
Firmness
Medium
Height
17.25"
Cover
Seaqual™ Sustainable Fabric
Comfort Layers
InfiniCool™ Lux
SurfaceTouch™ Gel Memory Foam
RightTemp™ Wave Foam
Plush Comfort Foam
Dynamic Response™ Memory Foam
Micro Diamond™ Memory Foam
Medium Comfort Foam
Support System
Powered by T2 Pocketed Coil® Technology
Firmness
Ultra Plush
Height
17.5"
Cover
Seaqual™ Sustainable Fabric
Comfort Layers
InfiniCool™ Lux
SurfaceTouch™ Gel Memory Foam
GelTouch® Foam
RightTemp™ Wave Foam
AirCool™ HD Memory Foam
Micro Diamond™ Memory Foam
GelTouch® Foam
Support System
Powered by T2 Pocketed Coil® Technology

Exclusive support
Our Precision Support System™ powered by T2 Pocketed Coil® Technology provides additional support where you need it most.
Sustainable and cool sleeping
InfiniCool™ Lux provides a cool sleep environment and Seaqual™ Fabric Technology utilizes recovered plastics from the ocean to create a durable and luxurious fabric.
Pressure relieving comfort
SurfaceTouch™ Gel Memory Foam, Dynamic Response™ Memory Foam, and Micro Diamond™ Memory Foam work together to deliver incredible pressure relief.
All of the Beautyrest mattresses sold here are conveniently delivered using our complimentary White Glove Delivery experience. After checkout, you’ll be contacted by our shipping partner to select a delivery day that works best for your schedule. The day of your delivery, you’ll get a call confirming your delivery window. Upon delivery, they will set up your new mattress and remove your old mattress and any packaging for that mattress.
Most items ship in 2-4 weeks. We do not ship to Alaska or Hawaii at this time.
Your mattress purchase includes a 100-Night In-Home Trial. If, at any point during your trial, you are unhappy with your Beautyrest® mattress, simply reach out to us and we will help you initiate a return and receive a full refund of your purchase.

We use only CertiPUR-US® certified foams in all of our products, which means our foams are made without formaldehyde, flame retardants, prohibited phthalates, and heavy metals, as well as meet low-VOC standards for indoor air quality.
We stand by our Beautyrest® mattresses with a 10-Year Limited Warranty. Learn more here.

Your new Beautyrest® mattress will work with most frames, foundations, and adjustable bases. Your mattress needs a box spring, or other solid surface, or the frame should have included slats that are no more than 2 inches apart from one another. For more information on bed frame compatibility, please read our warranty and care instructions.

All of the Beautyrest mattresses sold here are conveniently delivered using our complimentary White Glove Delivery experience. After checkout, you’ll be contacted by our shipping partner to select a delivery day that works best for your schedule. The day of your delivery, you’ll get a call confirming your delivery window. Upon delivery, they will set up your new mattress and remove your old mattress and any packaging for that mattress.
Most items ship in 2-4 weeks. We do not ship to Alaska or Hawaii at this time.
Your mattress purchase includes a 100-Night In-Home Trial. If, at any point during your trial, you are unhappy with your Beautyrest® mattress, simply reach out to us and we will help you initiate a return and receive a full refund of your purchase.

We use only CertiPUR-US® certified foams in all of our products, which means our foams are made without formaldehyde, flame retardants, prohibited phthalates, and heavy metals, as well as meet low-VOC standards for indoor air quality.
We stand by our Beautyrest® mattresses with a 10-Year Limited Warranty. Learn more here.

Your new Beautyrest® mattress will work with most frames, foundations, and adjustable bases. Your mattress needs a box spring, or other solid surface, or the frame should have included slats that are no more than 2 inches apart from one another. For more information on bed frame compatibility, please read our warranty and care instructions.

100-Night In-Home Trial
Because buying a mattress online can be intimidating, you can try your purchase out in the comfort of your own home for up to 100 nights.
Hassle-Free Warranty
We stand by our products and materials with limited warranties so you rest easy.
Free, Honest Returns
Decide your purchase doesn’t work for you? We’ll organize quick and easy returns for accessories and have mattresses picked up.
Convenient Delivery
We’ll take care of the details with white glove mattress delivery—including removal of your previous mattress—and free delivery for accessories.