45%
Lighter than steel
Tensile strength of high-grade steel at a fraction of the weight. Wear it all day without knowing it's there.
Shipping to the USA and worldwide
Custom titanium, made to order.
Aerospace-grade titanium, hand-built to your specifications. Lighter than steel, hypoallergenic, cut and finished to order.
100%
Hypoallergenic
Zero nickel. Same grade used in surgical implants — safe for the most reactive skin.
AU
Hand-built to spec
Cut, finished, and engraved to your spec in our workshop. 1–2 week build. Lifetime workmanship warranty.
In the box
- Jewellery boxBranded presentation box — gift-ready out of the parcel.
- Free ring sizerPlastic finger-sizer posted out first — nail the fit before we cut.
- Lifetime warrantyWorkmanship warranty for life. Any manufacturing defect, we repair or remake. Return postage is at the customer's cost.
- Custom build — finalCustom titanium rings are built to order and can't be exchanged or resized. Use the sizer first — we'll help you get it right.
Custom build
Custom-built in 1–2 weeks. Hand-finished to your spec.
The details.
Polished and flat, this 4mm titanium wedding band is made to order for men who want a refined, mirror-bright ring. Titanium is light, so a slim band like this one barely registers on the hand. It cannot be resized, so confirm your US size before ordering.
Specifications
- Material: Titanium
- Width: 4mm
- Finish: Polished
- Sizing: US sizes shown first; choose your size on this page
Delivery
Every order is sent with tracking. In-stock orders are usually dispatched within 1–2 business days (Monday to Friday). Delivery time depends on your country. Prices are in US dollars.
Browse related: Men's Wedding Bands | Men's Titanium Rings | Men's Rings | Shipping & Delivery
The specs.
- Width
- 4mm
- Material
- Titanium
- Finish
- Polished
- Available sizes
- 6 / L – 15 / Z+5
Not sure of your size?
Custom titanium can't be resized or exchanged once built. Use the free sizer first — we'll help you nail the fit before we cut.
What 21 owners actually say.
Average 4.9 / 5 across 21 verified reviews.
2026-06-10
Bought this ring for my husband. He loves it. It’s light weight and looks great. He hasn’t taken it off since he got it.
2025-02-06
Ring looks and feels great. Had to replace my platinum wedding ring on short notice and the team went above and beyond to make it happen.
2022-03-28
Looks great and is so light to wear. It was a fraction of the cost of white gold! But will it stand the treat of time.
2021-06-02
Purchased this lovely ring as a wedding band for my wife, she adores it!. Prior to this band she had been let down by a poor quality name brand ring from another reputable store, having plate metal basically fall off with every day use. I can rest assured that this ring will last a lifetime. I'm so impressed by it I'm going to be purchasing the 4mm as a matching wedding band for myself. Anything titanium makes the most spectacular ringing sound when struck against another metallic object, even more spectacular when titanium against titanium.
2020-07-18
Easy transaction, lots of options, kept informed of progress
2020-01-08
Excellent Service. Exchanged twice with no problems. This ring fits perfectly.
2019-03-07
Stoked with the ring. So easy to order, customer service very prompt and friendly. Received ring in a brilliant timeframe.
Highly recommend!
2019-02-08
Great customer service great product will recommend highly
2019-01-21
Was so excited when I opened the box it’s everything I wanted for him so much nicer in life, the staff where so prompt and informative
2018-10-10
Hi there I am beyond happy, this ring is for my partner I will be proposing to him on the 20th of this month, I would like to say thank you for the great quality product, we are both dairy farmers and were in need of something basic and hardy because as you can imagine its going to have to stand the test of time, so thanks again
2018-08-16
Really nice ring. Could possibly have more depth to the thickness, but it does fit well.
2018-07-25
Great Item
Fantastic return policy
Easy to deal with
Wonderful service
Very happy customer!
2018-07-18
It looks exactly as I hoped and my husband loves it, especially because it’s so light.
2018-03-13
From the prompt delivery to the ease of the exchange for a different sized ring, Mens Rings Online were excellent. They have great customer service and most importantly, my husband loves the look of his ring!
2017-11-19
Great ring, quick delivery, easy service
2017-08-05
Beautiful ring - my husband loves it !!
2017-08-03
It is perfect for my husband to be, it is so light as well for a metal that is so strong!
2016-11-14
Dear MRO
Your customer service right from the start was excellent, providing assistance to make choosing the ring easy and all the way through. The ring I selected was a custom made ring but even so it arrived in approx one week and it is a really stunning titanium ring. I attach a picture. Thank you very much for your service!
2016-06-21
Thanks, they arrived, and they are perfect! Thank you so much for helping get them here in time!