OMR to GTQ exchange rate on 2026-08-23 Closing rate1 OMR = 19.6572 GTQDay-over-day change: 5.28%Previous close: 18.6712More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-19 Guide valutarie Tutti i tassi OMR Tutti i tassi GTQ GTQ Per OMR