Platinum Lab Grown Engagement Rings

    Round Diamond Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    Platinum

    Radiant Cut Diamond Ring

    Platinum

    Regular price
    $1,640+
    Regular price
    Sale price
    $1,640 USD
    Platinum

    Radiant Cut Diamond Ring

    Platinum

    Regular price
    $1,340+
    Regular price
    Sale price
    $1,340 USD
    Platinum

    Emerald Cut Diamond Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    Platinum

    Round Diamond Ring

    Platinum

    Regular price
    $1,690+
    Regular price
    Sale price
    $1,690 USD
    Platinum

    Cathedral Diamond Ring

    Platinum

    Regular price
    $1,890+
    Regular price
    Sale price
    $1,890 USD
    Platinum

    Emerald Cut Diamond Ring

    Platinum

    Regular price
    $1,340+
    Regular price
    Sale price
    $1,340 USD
    Platinum

    Round Diamond Ring

    Platinum

    Regular price
    $1,090+
    Regular price
    Sale price
    $1,090 USD
    Platinum

    Twisted Band Engagement Ring

    Platinum

    Regular price
    $1,640+
    Regular price
    Sale price
    $1,640 USD
    Platinum

    Twisted Band Engagement Ring

    Platinum

    Regular price
    $2,240+
    Regular price
    Sale price
    $2,240 USD
    Platinum

    Oval Diamond Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    Platinum

    Cushion Cut Diamond Ring

    Platinum

    Regular price
    $1,640+
    Regular price
    Sale price
    $1,640 USD
    Platinum

    Oval Diamond Ring

    Platinum

    Regular price
    $1,710+
    Regular price
    Sale price
    $1,710 USD
    Platinum

    Pear Shaped Engagement Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    Platinum

    Round Diamond Ring

    Platinum

    Regular price
    $1,140+
    Regular price
    Sale price
    $1,140 USD
    Platinum

    Round Diamond Ring

    Platinum

    Regular price
    $1,340+
    Regular price
    Sale price
    $1,340 USD
    Platinum
  • 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.


Platinum lab grown 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.