16 Gauge Internally Threaded Titanium Crystal Circular Barbell
✓ Waterproof ✓ Hypoallergenic ✓ Tarnish Free
Add a refined touch of sparkle to your piercing stack with this 16 Gauge Titanium Crystal Ends Circular Barbell. Crafted from ASTM F136 titanium, the classic horseshoe design is finished with twin internally threaded 4mm prong-set cubic zirconia ends for a clean silver look with just the right amount of shine.
✨ Why You'll Love It
✔ Twin Prong-Set Crystal Ends: Two matching 4mm cubic zirconia ends add balanced sparkle to both sides of the circular barbell for a polished, jewellery-led finish.
✔ ASTM F136 Titanium: Crafted from lightweight ASTM F136 titanium for a premium material upgrade from standard surgical steel jewellery.
✔ Internally Threaded Design: The crystal ends screw into the bar rather than onto an exposed external thread, creating a smoother jewellery system and a more premium construction.
💎 The Detail
A sparkling upgrade to the classic horseshoe barbell, this design combines a clean polished titanium finish with two prong-set crystal ends. Its understated shape makes it easy to coordinate with an existing piercing stack while the twin cubic zirconia details give it a more elevated finish than a plain circular barbell.
This circular barbell is 16 gauge (1.2mm), crafted from ASTM F136 titanium and features internally threaded 4mm cubic zirconia ends with an 8mm inner diameter. Sold individually and designed for compatible, fully healed piercings including septum, eyebrow, daith, rook and selected lip or cartilage placements where the gauge, diameter and jewellery shape suit your anatomy.
WHERE CAN I WEAR THIS?
The highlighted areas below show typical compatible placements for this jewellery.
Suitable for the highlighted piercing placements shown above. Check the gauge and bar length against jewellery that already fits your piercing comfortably.
Placement suitability and sizing can vary depending on your individual anatomy and piercing position.
These are the measurements for this piece of jewellery. If this product has multiple sizes, the guide will use your selected size where available. Compare with jewellery that already fits you comfortably if you're unsure.
Shipping & Delivery
We aim to dispatch orders within 24 hours, Monday–Friday. All UK delivery options are fully tracked.
Need it quickly? Express orders placed before 2pm Monday–Friday are eligible for same-day dispatch. Next Day Delivery orders must be placed before 2pm for same-day dispatch.
Cut-off times exclude weekends, UK Bank Holidays and multipack sets. Delivery estimates begin after dispatch.
Returns
Changed your mind? Unopened piercing jewellery can be returned within 90 days of purchase.
Your statutory rights are not affected.
CARE & LONGEVITY
A little thoughtful care will help your jewellery look its best for longer.
Titanium is highly resistant to corrosion and suitable for everyday wear. Rinse and dry after exposure to sweat, seawater or chlorinated water.
Titanium is well suited to everyday wear. Check your jewellery regularly and make sure threaded or push-in ends remain secure.
After contact with sweat, seawater or chlorinated water, rinse your jewellery with clean water and dry it thoroughly using a soft cloth.
Clean gently using warm water and a mild, fragrance-free soap. Rinse thoroughly and dry with a soft cloth before wearing or storing.
Avoid bleach, alcohol, abrasive cleaners and other harsh chemicals.
Store your jewellery somewhere clean and dry, ideally separately from other pieces to prevent scratches or tangling. The pouch provided with your order is perfect for keeping it protected.
Avoid knocking, pulling or catching crystal settings on clothing. Clean around decorative details gently and avoid soaking or using abrasive brushes.
Jewellery care is different from piercing aftercare. If your piercing is new, irritated or still healing, speak to a professional piercer before changing your jewellery.
Typical Barbell Sizes by Piercing
| Piercing | Common Gauge | Typical Bar Length* |
|---|---|---|
| Eyebrow | 16G | 8–10mm |
| Tongue | 14G | 12–16mm |
| Nipple | 14G | 12–16mm |
| Industrial | 14G | 32–38mm |
*Typical sizes are a guide for healed piercings only. Anatomy, piercing placement and piercing depth vary, so your ideal bar length may differ. Where possible, measure jewellery that already fits comfortably or ask your piercer.
Gauge / Thickness
| Gauge | Thickness |
|---|---|
| 18G | 1.0mm |
| 16G | 1.2mm |
| 14G | 1.6mm |
| 12G | 2.0mm |
Standard Bar Length
| Length | Common Use / Fit |
|---|---|
| 6mm | Short / close-fitting barbell |
| 8mm | Common shorter curved barbell length |
| 10mm | Longer curved barbell / additional room |
| 12mm | Shorter straight barbell option |
| 14mm | Medium straight barbell length |
| 16mm | Common longer straight barbell length |
| 18mm+ | Longer fit where required |
| 32–38mm | Long industrial-style barbells |
Nipple Barbell Sizing
| Length | General Fit |
|---|---|
| 12mm | Shorter / closer fit |
| 14mm | Medium nipple barbell length |
| 16mm | Longer / roomier nipple barbell length |
Nipple anatomy and piercing placement vary considerably. Choose a bar that allows a comfortable fit without compressing the piercing.
How is barbell length measured?
Straight barbells: Measure the wearable bar between the two balls or attachments. Do not include the balls or decorative ends in the measurement.
Curved barbells: Measure the wearable section of the curved bar between the two attachments.
Nipple barbells: Measure the wearable straight bar between the two ends. For decorative nipple shields or specialised designs, check the product specifications because the wearable length can differ from the overall bar measurement.

Everyone’s anatomy is different. If possible, measure jewellery that already fits comfortably.
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