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 Diamond Envoy Firm Gel Memory Foam 10" Mattress

$ 699.00
$ 599.00

Mattress Description

Experience the Supreme Support of the Diamond Envoy Firm Gel Memory Foam 10" Mattress

The Diamond Envoy Firm Gel Memory Foam 10" Mattress is expertly designed and manufactured in the USA (Los Angeles, CA), offering a rejuvenating sleep experience for those who prefer firm support.

Key Features:

  • CoolTek Breathable and Wicking Fabric: This high-performance fabric works to enhance breathability and moisture-wicking capabilities, ensuring a cool and dry sleeping surface throughout the night.
  • 460 Verti-Coil Spring System: The Verti-coil spring system offers superior support, evenly distributing your body weight to prevent pressure points and promote proper spinal alignment.
  • Extra-Firm-Eco-Flex™ Support Foam: This layer of extra-firm support foam provides the firmness preferred by back and stomach sleepers, delivering durable support and comfort.
  • Tri-Zoned Foam Encasement Design: This thoughtful design ensures different zones of the mattress provide targeted support and comfort, catering specifically to the needs of your body's various regions.


This mattress is recommended for back and stomach sleepers who prefer a firmer sleeping surface, ensuring optimal comfort and support for a good night's sleep.


Rest easy with the knowledge that all the foams in this mattress are CertiPUR-US® certified, guaranteeing they are safe and non-toxic. They are free from harmful substances like ozone depleters, PBDE flame retardants, mercury, lead and other heavy metals, formaldehyde, and phthalates regulated by the Consumer Product Safety Commission. These foams also have low VOC (Volatile Organic Compound) emissions for better indoor air quality (less than 0.5 parts per million).

Indulge in the unrivalled support of the Diamond Envoy Firm Gel Memory Foam 10" Mattress and wake up feeling refreshed every day!

Mattress Size

Diamond Mattress provides a variety of sizes to fit any bedroom:

  • California King Mattress: 84" wide x 72" long
  • King Mattress: 76" wide x 80" long
  • Queen Mattress: 60" wide x 80" long
  • Full Mattress: 54" wide x 75" long
  • Twin XL Mattress: 39" wide x 80" long
  • Twin Mattress: 39" wide x 75" long

These sizes ensure comfort for both individuals and couples. Choose from spacious King or Queen sizes or compact Full, Twin XL, or Twin.

Diamond also offers sets including mattress and foundation:

  • King Mattress Set
  • California King Mattress Set
  • Queen Mattress Set
  • Full Mattress Set
  • Twin XL Mattress Set
  • Twin Mattress Set

Explore these options to find the perfect fit for your bedroom and enjoy a restful sleep on the Diamond Mattress.

120 Night, 100% Comfort Guarantee

At LA Mattress Store, your comfort is our guarantee across all brands. Not happy with your mattress within the initial 120 nights? Simply reach out to us for a one-time exchange. Your sound sleep and satisfaction remain our utmost priorities. For a complete understanding of this policy, please refer to the full policy here.

1-Year Price Guarantee

Shop your mattress at LA Mattress Store with utmost trust. We uphold our 1-year price guarantee - if you find a lower price at any local competitor*, we'll match it and refund 50% of the difference. This guarantee extends for a year after purchase, ensuring peaceful sleep with every rest. Full policy details are available here.

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Diamond Envoy Firm Gel Memory Foam 10" Mattress

Experience Unmatched Comfort with Diamond Mattress

Experience the perfect blend of opulence and ease with Diamond Mattress. Offering a spectrum of sizes to cater to your personal preferences and requirements, it promises tranquility in your slumber. From the spaciousness of a King to the practicality of a Twin, Diamond Mattress caters to all. Its exceptional quality and dedication to customer satisfaction distinguish it from the rest. Unveil the secret to restful and uninterrupted sleep with Diamond Mattress.

Could you explain the 20-Year mattress warranty?

Should a defect occur, Diamond will solely be responsible, and your only recourse under this warranty will be as follows: For the initial decade of ownership, we will provide a brand new Diamond replacement mattress at no cost to you. After the first ten years, Diamond commits to either fully repair and recover your Diamond Mattress, or replace it entirely. Read Details.

Choosing the Ideal Sheets for Your Diamond Mattress

When choosing sheets for your Diamond mattress, most sheet sets will be suitable. However, it's important to verify the pocket depth of the fitted sheet to ensure a proper fit. To ensure an ideal fit, we offer our exclusive line of sheet sets specifically crafted for Diamond mattresses. Experience a cozy and secure sleep with our specially designed sheet sets.