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Unique Koa Wood and Opal Tungsten Ring

  • $34.99

Custom Made Hawaiian Koa Wood Rings.

Crafted with highly scratch-resistant (4 times harder than titanium and scratch proof!) tungsten carbide. This incredible ring features edge to edge resin sealed and water proof Hawaiian Koa Wood inlays and a RARE Opal middle inlay with polished finish metal surface. Barrel style for the best comfort fit.


  • Crafted of genuine solid tungsten carbide and rare Hawaiian Grown Koa Wood
  • Rare Fire Opal Middle Inlay 
  • Custom Made for you 
  • 100% Scratch Proof and Hypoallergenic. 
  • Comes with Certificate of Authenticity 
  • Suitable for Men and Women

Koa tree is the second most common tree and only grows in the Hawaiian Islands. In the Hawaiian language, Koa means brave, bold, fearless, or warrior. Ancient Hawaiians used the koa's trunk to build outrigger canoes and surfboards. Koa is also a tonewood, often used in the construction of ukuleles, acoustic guitars & electric guitars.

Ring is perfect for people with an active life style, also great gift for anniversary, wedding or any special occasion. It represents a strong bond, a promise to be kept, a vow to hold on to. As a circle, it symbolizes infinity or eternity.

Elegant and comfortable, perfect for wedding, engagement, evening, party, banquet and so on.

For Every Ring Sold We Plant a Tree ! 🌴

Buy 1 Plant 1 - Feel Good Knowing you're saving the environment with every purchase.

Please note: Our longer crafting process allows each ring to be custom made for you upon ordering. This process takes approximately 21 business days to complete professionally including our exclusive polishing and protective finishing which is completed in our international facility. Each ring is then sealed and left to rest and dry for a couple of days before we ship from our facility via priority (< 10 business days to the US)

Refunds and Exchange

Get 30-day size exchanges or money back & lifetime guarantee.

We can send a replacement if you choose the wrong size (conditions apply) 

A free ring box helps you safely store the ring when you don't wear it.


Compare your measurement to the chart below 

E.g. 54.4cm or 54.4mm or 2.14 inches = Ring Size 7

Size mm Inches U.S. Size
49.3 1.94 5
51.9 2.04 6
54.4 2.14 7
57 2.24 8
59.5 2.34 9
62.1 2.44 10
64.4 2.53 11
67.2 2.64 12
69.6 2.74 13
72 2.83 14
74.4 2.92 15
76.8 3.02 16
79.2 3.11 17