Platinum Engagement Rings

Platinum Engagement Rings

    Pear Shaped Engagement Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    10 Options

    Round Diamond Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    12 Options

    Pear Shaped Engagement Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    10 Options

    Oval Diamond Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    14 Options

    Cathedral Diamond Ring

    Platinum

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD
    12 Options

    Cathedral Diamond Ring

    Platinum

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD
    12 Options

    Cathedral Diamond Ring

    Platinum

    Regular price
    $1,690+
    Regular price
    Sale price
    $1,690 USD
    12 Options

    Cushion Cut Diamond Ring

    Platinum

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD
    14 Options

    Cushion Cut Diamond Ring

    Platinum

    Regular price
    $1,710+
    Regular price
    Sale price
    $1,710 USD
    14 Options

    Cushion Cut Diamond Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    14 Options

    Cathedral Diamond Ring

    Platinum

    Regular price
    $1,890+
    Regular price
    Sale price
    $1,890 USD
    12 Options

    Emerald Cut Diamond Ring

    Platinum

    Regular price
    $1,710+
    Regular price
    Sale price
    $1,710 USD
    14 Options

    Emerald Cut Diamond Ring

    Platinum

    Regular price
    $1,960+
    Regular price
    Sale price
    $1,960 USD
    14 Options

    Emerald Cut Diamond Ring

    Platinum

    Regular price
    $1,670+
    Regular price
    Sale price
    $1,670 USD
    14 Options

    Cushion Cut Diamond Ring

    Platinum

    Regular price
    $1,440+
    Regular price
    Sale price
    $1,440 USD
    14 Options

    Cushion Cut Diamond Ring

    Platinum

    Regular price
    $1,960+
    Regular price
    Sale price
    $1,960 USD
    14 Options

    Round Halo Diamond Ring

    Platinum

    Regular price
    $1,670+
    Regular price
    Sale price
    $1,670 USD
    12 Options

    Cushion Cut Diamond Ring

    Platinum

    Regular price
    $1,670+
    Regular price
    Sale price
    $1,670 USD
    14 Options

    Emerald Cut Diamond Ring

    Platinum

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD
    14 Options

    Emerald Cut Diamond Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    14 Options

    Emerald Cut Diamond Ring

    Platinum

    Regular price
    $1,440+
    Regular price
    Sale price
    $1,440 USD
    14 Options

    Oval Diamond Ring

    Platinum

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD
    14 Options

    Round Halo Diamond Ring

    Platinum

    Regular price
    $1,960+
    Regular price
    Sale price
    $1,960 USD
    12 Options

    Pear Shaped Engagement Ring

    Platinum

    Regular price
    $1,990+
    Regular price
    Sale price
    $1,990 USD
    10 Options

    Oval Diamond Ring

    Platinum

    Regular price
    $1,710+
    Regular price
    Sale price
    $1,710 USD
    14 Options

    Radiant Cut Diamond Ring

    Platinum

    Regular price
    $1,960+
    Regular price
    Sale price
    $1,960 USD
    14 Options

    Radiant Cut Diamond Ring

    Platinum

    Regular price
    $1,670+
    Regular price
    Sale price
    $1,670 USD
    14 Options

    Oval Diamond Ring

    Platinum

    Regular price
    $1,440+
    Regular price
    Sale price
    $1,440 USD
    14 Options

    Oval Diamond Ring

    Platinum

    Regular price
    $1,960+
    Regular price
    Sale price
    $1,960 USD
    14 Options

    Oval Diamond Ring

    Platinum

    Regular price
    $1,670+
    Regular price
    Sale price
    $1,670 USD
    14 Options

    Radiant Cut Diamond Ring

    Platinum

    Regular price
    $1,440+
    Regular price
    Sale price
    $1,440 USD
    14 Options

    Pear Shaped Engagement Ring

    Platinum

    Regular price
    $1,790+
    Regular price
    Sale price
    $1,790 USD
    10 Options

    Radiant Cut Diamond Ring

    Platinum

    Regular price
    $1,240+
    Regular price
    Sale price
    $1,240 USD
    14 Options

    Radiant Cut Diamond Ring

    Platinum

    Regular price
    $1,710+
    Regular price
    Sale price
    $1,710 USD
    14 Options

    Round Diamond Ring

    Platinum

    Regular price
    $1,390+
    Regular price
    Sale price
    $1,390 USD
    12 Options

    Radiant Cut Diamond Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    14 Options

    Round Diamond Ring

    Platinum

    Regular price
    $1,390+
    Regular price
    Sale price
    $1,390 USD
    12 Options

    Three Stone Diamond Ring

    Platinum

    Regular price
    $1,790+
    Regular price
    Sale price
    $1,790 USD
    3 Side Shapes

    Three Stone Diamond Ring

    Platinum

    Regular price
    $1,990+
    Regular price
    Sale price
    $1,990 USD
    3 Side Shapes

    Three Stone Diamond Ring

    Platinum

    Regular price
    $1,840+
    Regular price
    Sale price
    $1,840 USD
    3 Side Shapes

    Round Diamond Ring

    Platinum

    Regular price
    $1,090+
    Regular price
    Sale price
    $1,090 USD
    12 Options

    Three Stone Diamond Ring

    Regular price
    $1,990+
    Regular price
    Sale price
    $1,990 USD
    3 Side Shapes

    Three Stone Diamond Ring

    Platinum

    Regular price
    $1,840+
    Regular price
    Sale price
    $1,840 USD
    3 Side Shapes
  • The Only Metal that's Pure White

    Platinum engagement rings are more pure than gold rings - which always start out yellow - so platinum does not need plating to shine bright white.

    The Best in Sustainable Platinum Sourcing

    Platinum is more rare than gold and requires special expertise to work with. Our casters produce the best quality and are certified for ethics and sustainability.

Load More

Platinum engagement rings

If your love is rare and strong, it deserves a metal that is equally robust and cherished. Enter platinum. This malleable noble metal is extremely resistant to tarnishing and corrosion and makes for some truly jaw-dropping lab grown diamond engagement rings. Since it is the only pure white metal, platinum doesn’t require any plating! That’s right – your platinum lab grown diamond ring will stay never lose its luster or color, making it an ideal choice for a family heirloom.

At Plum Diamonds, we don’t take the rarity of platinum for granted. That’s why we work closely with our expert casters to produce the highest quality platinum pieces. Plus, being stronger than gold, your lab grown diamond rings, whether they be three stone, cathedral or solitaire, will always be safe with a platinum engagement ring setting. So go ahead, celebrate your love worry-free!

Every Plum platinum engagement ring is backed for life and responsibly made from the finest metal alloys and lab diamonds, costing far less than their mined counterparts – an ethical, eco-friendly way to go bigger, better, and brighter.