Dubai's index fell 0.2 percent after rising for three straight sessions. Dubai's largest listed developer Emaar Properties dipped 1.3 percent, while its unit Emar Development lost 2.8 percent.
In 2018, the index fell over 25 percent to become the world's worst-performing major stocks market in local currency terms, led by declining real estate stocks.
Residential real estate prices in Dubai could fall by 5-10 percent in 2019, weakened by new supply, a strong dollar and lower oil prices, the Middle East chief executive of Savills had said on Monday.
Dubai's oversupplied property market has steadily fallen since a mid-2014 peak, hurting earnings of the emirate's top developers and forcing construction and engineering firms to cut jobs and halt expansion plans.
The Egyptian blue-chip index rose 0.5 percent, with Sidi Kerir Petrochemicals gaining 4.6 percent and El Sewedy Electric adding 5.6 percent.
The Saudi index inched up 0.1 percent, with Jabal Omar Development rising 2.5 percent and Banque Saudi Fransi hiking 2 percent.
Nama Chemicals added 3.7 percent to end as the top gainer on the index. The company said the Capital Market Authority approved a request to increase the company's capital through a rights issue valued at 200 million riyals ($53.32 million).
In Abu Dhabi, the index was down 0.2 percent, with Aldar Properties losing 1.9 percent, and Dana Gas sliding 1 percent.
Qatar's index fell 0.3 percent, pressured by sliding bank shares. Qatar Islamic Bank lost 1.7 percent, while Qatar National Bank was down 1 percent.