Transformation by Diamond Mattress Mattress

Mattress Comparison

Mattress Type Hybrid (coils and foam)
(Click to buy direct)
Diamond Mattress | Twin
Diamond Mattress | Twin XL
Diamond Mattress | Full
Diamond Mattress | Queen
Diamond Mattress | King
Diamond Mattress | Cal King
Our Promotions

Trial & Warranty

Trial Period
Trial Period (nights) 120
Warranty Length (years) FOREVER

Firmness Options

One Firmness Fits All?
Adjustable Firmness
Flippable / Reversible Firmness
Half-Half Firmness
Selectable Firmness
Firmness Info Everyone has their ideal comfort level. That's why we've designed this comfort selector tool so that you know exactly what you're jumping into. Select from 3 firmness levels:
  • Soft, a 3/10 on the firmness scale, a light, gentle and flexible feel that conforms to your body.
  • Medium, a 5/10 on the firmness scale, the best of both worlds for an exceptionally comfy feel.
  • Firm, an 8/10 on the firmness scale, solid and stable support throughout your sleeping surface.

Mattress Construction

Materials Overview The Transformation Mattress by Diamond Mattress is constructed of:
  • 2" CoolTouch Advanced Regulating Fabric
  • 2" Diamond Hyper Conductive Sparkle Foam
  • Mirco Coil Comfort Layer
  • 2" HD Comfort Layers
  • Patented Zoned Support System - Foam Encased.
Comfort Info Foam Encased Comfort Edge: Increases usable sleep surface by allowing you to sleep all the way to the edge without feeling like falling off. Creates a better edge for entering, exiting and sitting on the side of the mattress.
Support Info Combination Foam and Coils: Superior Pressure Relief. Contours to your natural shape to help achieve a comfortable sleeping posture. Hyper conductive foam regulates core temperatures for a natural sleep. Coils provide breathability and additional comfort and support.
Comfort Specs Diamond Sparkle Foam actively regulates your core temperature for the most natural sleeping environment. Graphene and conductive flakes dissipate heat from the surface of the skin.
Wrapped coil design enhances airflow and breathability to keep you sleep environment more comfortable.
Support Specs Patented Zoned Support System: Adding 25% more support where you need it most
  1. Additional Wrapped coils in the center 3rd provided extra back support where you need it.
  2. Improves alignment by relieving pressure along the shoulders, back and hips
  3. Prevents motion transferred between partners for less disturbance
Diamond Sparkle Foam provides superior pressure relief for sound sleep.
Over 1,000 micro-coil act with independent suspension to create weightless pressure relief.
Fabric Specs CoolTouch Advanced Regulating Fabric:
  • Advanced PCM coating regulates temperature so you can enter sleep more quickly and stay asleep longer
  • Actively moves excess heat away from the skin where it can dissipate to maintain a comfortable sleeping environment
  • Luxury stretch knit design contours to your body relieving pressure and enhancing conformability and pressure relief.


Side Sleepers
Back Sleepers

Size & Weight

Twin Dimensions 39" x 75" x 10"
Twin Weight (lb) 63
Twin XL
Twin XL Dimensions 39" x 80" x 10"
Twin XL Weight (lb) 71
Full (Double)
Full Dimensions 54" x 75" x 10"
Full Weight (lb) 86
Queen Dimensions 60" x 80" x 10"
Queen Weight (lb) 101
King Dimensions 76" x 80" x 10"
King Weight (lb) 135
California King
California King Dimensions 72" x 84" x 10"
California King Weight (lb) 135


Brand Diamond Mattress
Manufactured in
United States
Number of other mattresses 3
Other mattresses
(Queen prices shown)
Grateful by Diamond $999
10" Hybrid (coils and foam)
Intention by Diamond $1,199
10" Hybrid (coils and foam)
Faith by Diamond $1,499
10" Hybrid (coils and foam)
Sister sites or brands
Sister mattresses
(Search by name to add to compare)


Delivery Cost FREE
Delivery Info

Our premium mattresses are quickly delivered directly to your door, so you can unbox and unwind as fast as you can say Bed-in-a-Box.

Current Promotions
Diamond Mattress | Twin
Diamond Mattress | Twin XL
Diamond Mattress | Full
Diamond Mattress | Queen
Diamond Mattress | King
Diamond Mattress | Cal King
Close Menu
Sleep Well😴