FREE SHIPPING
MADE IN THE USA
120-DAY TRIAL
20-YEAR WARRANTY
SHOP NOW
SHOP MATTRESSES
SHOP ADJUSTABLE BASES
SHOP ACCESSORIES
DIAMOND MATTRESS
BUYING GUIDE
LEARN ABOUT THE 4 C’s OF DIAMOND MATTRESS SHOPPING TO HELP CHOOSE THE PERFECT BED FOR YOU!
1. COMFORT
The comfort of a mattress is essential for helping the body to relax and get to sleep faster. Diamond Mattress offers a wide range of comfort options
SHOP BY COMFORT
2. COOLING
Lowering the body’s core temperature promotes a deeper, more rejuvenative sleep. Some mattresses are designed to be cooler throughout the night.
SHOP BY COOLING
3. CONFORMANCE
Conformance refers to the ability of the mattress to shape to the body to relieve pressure, helping you stay asleep and prevent tossing and turning.
SHOP BY CONFORMANCE
4. CORE SUPPORT
The support of a mattress will determine how it works to properly align the body into an ergonomic position to prevent aches and pains.
SHOP BY COMFORT
OVER 80 YEARS OF SERVING THE COMMUNITY
ABOUT US
As a full-service mattress factory since 1946, we manufacture our own products in-house, ensuring the highest level of quality. By cutting out the middleman, we are able to offer top-quality mattresses at competitive prices. Over 80 years later, we continue to maintain our legacy of affordable quality. Visit our factory and see the dedication to craftsmanship that goes into every Diamond Mattress. Experience the difference for yourself.
ABOUT DIAMOND 
AS SEEN IN
REAL REVIEWS FROM REAL CUSTOMERS
DIAMOND
COLLECTIONS
LEARN ABOUT WHAT’S IN EACH COLLECTION
PREMIUM & VALUE
THE ESSENTIALS IS OUR MOST AFFORDABLE PRODUCTS AND DESIGNED FOR COMFORT AND SUPPORT.
- 2" CopperCool Gel Memory foam with Graphite
- 2" Transition layer for increased stability
- 7" Supportive & Durable Base Layer
ADVANCED TECHNOLOGY
THE ORIGINAL DIAMOND™ MATTRESS THAT CHANGED SLEEP RECOVERY HAS BEEN REDESIGNED AND IS PERFECT FOR THOSE SEEKING A MEDIUM COMFORT
- Cooling Tencel™ Cover
- 1" CopperCool Gel Memory foam with Titanium
- 2" Motion-reducing Layer
- 8" Supportive & Durable Base Layer
NATURAL & SUSTAINABLE
THE DIAMOND™ HYBRID IS PERFECT FOR THOSE LOOKING TO OPTIMIZE THEIR SLEEP WITH BEST IN CLASS PERFORMANCE MATERIALS WITH INCREASED COMFORT.
- Cooling Tencel™ Cover
- 1" Gel-infused memory foam in quilt
- 2.5" CopperCool Gel Memory foam with Titanium
- 2.5" Motion-reducing Layer
- 7", 660 individually fabric-wrapped pocketed coils for spinal alignment
- Firm support edge for 20% increased sleeping surface
EXCLUSIVE LUXURY
THE DIAMOND™ HYBRID IS PERFECT FOR THOSE LOOKING TO OPTIMIZE THEIR SLEEP WITH BEST IN CLASS PERFORMANCE MATERIALS WITH INCREASED COMFORT.
- Cooling Tencel™ Cover
- 1" Gel-infused memory foam in quilt
- 2.5" CopperCool Gel Memory foam with Titanium
- 2.5" Motion-reducing Layer
- 7", 660 individually fabric-wrapped pocketed coils for spinal alignment
