Selling prices of gold rings also increased 0.18% to VND54.4 million per tael. A tael is equal to 37.5 grams or 1.2 ounces.
Globally, gold prices edged up on Monday and hovered near the key $1,800-level, as a softer U.S. dollar made the greenback-priced bullion cheaper for buyers holding other currencies.
Spot gold rose 0.1% to $1,800.02 per ounce as of 0027 GMT. Prices hit their highest level since Aug. 10 at $1,804.46 in the previous session.
U.S. gold futures were up 0.2% at $1,812.60, according to CNBC.
The dollar index was down 0.1%.