The Infinite

Tantalum • Black Diamonds

Tantalum wedding band with eternity set precious stones, free engraving, 10mm mens ring, faceted bevel profile, on white background
Tantalum wedding band with eternity set precious stones, 10mm mens ring with faceted bevel profile, free engraving, displayed on a white sea branch.
Mens 10mm tantalum wedding band with eternity set precious stones, faceted bevel profile, free engraving option.
Mens 10mm tantalum wedding band with eternity set precious stones, faceted bevel profile, free engraving option.
Tantalum wedding band with eternity set precious stones, mens 10mm faceted bevel profile ring, free engraving, displayed on a white sea branch.

The Infinite

Tantalum • Black Diamonds

Regular price$3,299.00
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Handcrafting a custom wedding ring on a lathe in the Sesto Synergy workshop, showing Made in USA crafting timelines for standard, gold, and custom rings.
Handcrafting a custom wedding ring on a lathe in the Sesto Synergy workshop, showing Made in USA crafting timelines for standard, gold, and custom rings.
Three custom wedding rings displayed in Sesto Synergy’s sleek pocket-slim boxes, designed for elegant presentation and secure travel.
Three custom wedding rings displayed in Sesto Synergy’s sleek pocket-slim boxes, designed for elegant presentation and secure travel.
Sesto Synergy feature icons showing Lifetime Resize, Customizable Designs, Premium Materials, and Waterproof Rings crafted for life.
Sesto Synergy feature icons showing Lifetime Resize, Customizable Designs, Premium Materials, and Waterproof Rings crafted for life.
Sesto Synergy Ring Sizer 3-Pack showing precision sizing rings beside a hand wearing a wedding band, designed to confirm your exact fit before crafting.
Sesto Synergy Ring Sizer 3-Pack showing precision sizing rings beside a hand wearing a wedding band, designed to confirm your exact fit before crafting.
Printable ring size guide sheet emerging from a printer, showing step-by-step sizing instructions from Sesto Synergy for estimating your ring size at home.

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FAQ:

First, print out this guide and use it to measure your finger.

Next, order your ring and add the ring sizer 3-pack. You'll get three sizes: your chosen size, one 1/4 size up, and one 1/4 size down. Try them at home to find your perfect fit.

Ring sizers are made precisely to match the specifications of the ring you order.

Our metal ring sizers are designed to mimic the real ring experience and include 1/4 options making them the most precise sizing option available.

Nope, these are yours to keep.

No worries, you can send it back for a resize or exchange.

Some limitations and fees may apply. Learn more.

Yes! We specialize in custom designs.
You can share your ideas and request a quote here.

Yes. We can use heirloom gold, ashes, sand, shells, or other sentimental items to create a unique ring.

Yes. Our rings are coated with a waterproof resin, protecting materials like wood, antler, and minerals. You can wear them in water without worry.

Design your own wedding ring with Sesto Synergy. Crafted in New York, each ring is made to order using premium materials and tailored to tell your story.
Design your own wedding ring with Sesto Synergy. Crafted in New York, each ring is made to order using premium materials and tailored to tell your story.
◎ Core
Tantalum
║ Inlay
Black Diamond
⟷ Width
10mm
⋒ Profile
Bevel
≣ Finish
Faceted
▃ Thickness
Slim
⊙ Fit
Comfort