Saigon Jewelry Company gold bar price gained 1.06% to VND181.2 million (US$6,985.08) per tael of 37.5 grams or 1.2 ounces. Other sellers similarly adjusted their rates.
Local bullion prices are now VND24 million per tael higher than global rates, marking the widest gap on record.
Gold ring price rose by the same rate to VND180.7 million per tael.
Globally, gold and silver extended gains on Monday as the dollar weakened, while investors awaited a key U.S. labour market report due later in the week to gauge the interest rate trajectory, Reuters reported.
Spot gold rose 1.4% to $5,029.09 per ounce after a near 4% climb on Friday. U.S. gold futures for April delivery gained 1.4% to $5,051.0 per ounce.
The U.S. dollar was at its lowest level since February 4, making greenback-priced metals cheaper for overseas buyers.
Investors expect at least two 25-basis-point rate cuts in 2026, with the first one expected in June. Non-yielding bullion tends to do well in low-interest-rate environments.