Circadian is a private label brand available in Living Spaces stores manufactured by Diamond Mattress Company. It includes innerspring as well as memory foam mattresses.

Diamond Mattress Company is family-owned and operated company that has been handcrafting mattresses in the USA since 1946. They manufacture all mattresses in US, they also make their own coils and foams. 100% of the innerspring components used by Diamond Mattress are made from recycled steel. All foam used in mattresses is CertiPUR-US® Certified CertiPUR-US® Certified