"Purchased for my son for a special birthday. Looks awesome and very strong"
"Good ring, as advertised."
Built for a lifetime.
Tungsten carbide is the hardest ring material we stock. Here's why it doesn't scratch, bend, or tarnish — and how ours is made.
Scratch-proof hardness
Tungsten carbide sits just below sapphire on the Mohs scale. 4× harder than titanium, 10× harder than 18k gold — meaning the ring you pick up on day one looks identical on day 10,000.
Heavier than gold
Each ring is pressed from tungsten carbide powder at 2,000°C and precision-CNC'd. The density gives it a real, weighted feel — nothing flimsy, nothing hollow, no plating to wear through.
Lifetime warranty
If the metal ever cracks, chips, or fades — we replace it. One-time size swap free in the first 60 days. The warranty outlasts the wedding, the anniversary, and every scratch test.
Every ring arrives ready.
- Jewellery boxBranded presentation box — gift-ready out of the parcel.
- Free ring sizerPlastic finger-sizer included, so you nail the fit first time.
- Lifetime warrantyCracks, chips, fades — we replace it. For as long as you wear it.
- Free exchange*Free swap on rings over $99 ($10 fee under $99). Tracked Australia Post on dispatch.
Not sure of your size?
Tungsten can't be resized — but in a true emergency it can be safely cut off. Best to nail the fit the first time. Three ways to check.
The details.
The Black Celtic 8mm Mens Tungsten Ring pairs a black tungsten carbide base with engraved Celtic knot detailing for a ring that feels bold without looking overworked. The 8mm width gives it proper presence, while the polished comfort-fit interior helps it sit securely through long days at work or out at dinner. Tungsten carbide is highly scratch resistant, so it suits men who want a ring that keeps its crisp look with minimal fuss.
The Celtic pattern is decorative rather than raised, so it wears cleanly and does not catch like heavily sculpted bands can. Wipe it clean with mild soap and water and avoid hard impacts on edges, as tungsten is extremely hard but not flexible. If you are unsure on fit, start with our free ring sizer.
What 2 owners actually say.
Average rating 5.0 / 5 across 2 verified reviews.
Customer Reviews
Ring size guide.
Measure the inside diameter of a ring that already fits. Print the chart 100% scale or use a tape to check inner circumference.
| AU / UK | US | Diameter (mm) | Circumference (mm) |
|---|---|---|---|
| G | 3½ | 14.1 | 44.2 |
| H | 4 | 14.5 | 45.5 |
| I | 4½ | 14.9 | 46.8 |
| J | 5 | 15.3 | 48.0 |
| K | 5½ | 15.7 | 49.3 |
| L | 6 | 16.1 | 50.6 |
| M | 6½ | 16.5 | 51.9 |
| N | 7 | 16.9 | 53.1 |
| O | 7½ | 17.3 | 54.4 |
| P | 8 | 17.7 | 55.7 |
| Q | 8½ | 18.2 | 57.0 |
| R | 9 | 18.6 | 58.3 |
| S | 9½ | 19.0 | 59.5 |
| T | 10 | 19.4 | 60.8 |
| U | 10½ | 19.8 | 62.1 |
| V | 11 | 20.2 | 63.4 |
| W | 11½ | 20.6 | 64.6 |
| X | 12 | 21.0 | 65.9 |
| Y | 12½ | 21.4 | 67.2 |
| Z | 13 | 21.8 | 68.5 |