- Monday-Friday 8-6 CST1-800-276-6508
Subscribe to the JM Bullion newsletter to receive timely market updates and information on product sales and giveaways.
Major Payment Methods Accepted
Download Our Free App Today
© Copyright 2026 JM Bullion. All Rights Reserved. Your Privacy Choices 
One kg OPM gold bars from JM Bullion are delivered to you in varied condition, and guaranteed to be pure. We inspect each item we purchase for authenticity and purity, so you will find that our 1 kilogram OPM gold bars are of the highest quality possible. If you have any questions at all about our 1 kilogram OPM gold bars, please give us a call toll-free at 800-276-6508 and we will gladly answer your inquiries.
Bar Highlights:
Ohio Precious Metals is a well known brand in gold and silver bullion alike. In addition to gold bars, OPM also produces silver bars and rounds. In addition to the OPM Logo and bar weight and purity specifications on the front of the bar, also included is a serial number and a loose assay card.
Our OPM kilogram gold bars will always weigh exactly 32.15 troy ounces, and will be a minimum purity of .9999 fine gold.
Tracking and insurance included on all orders
One kg OPM gold bars from JM Bullion are delivered to you in varied condition, and guaranteed to be pure. We inspect each item we purchase for authenticity and purity, so you will find that our 1 kilogram OPM gold bars are of the highest quality possible. If you have any questions at all about our 1 kilogram OPM gold bars, please give us a call toll-free at 800-276-6508 and we will gladly answer your inquiries.
Bar Highlights:
Ohio Precious Metals is a well known brand in gold and silver bullion alike. In addition to gold bars, OPM also produces silver bars and rounds. In addition to the OPM Logo and bar weight and purity specifications on the front of the bar, also included is a serial number and a loose assay card.
Our OPM kilogram gold bars will always weigh exactly 32.15 troy ounces, and will be a minimum purity of .9999 fine gold.
