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14k yellow gold 3mm aqua diamond flat back labret stud with reflective surface, angled hero shot
14k yellow gold 3mm aqua diamond 3-prong flat back stud, angled view on white background
Flat back labret sizing guide showing 18G and 16G gauges from 5mm to 9.5mm with ear piercing map
2.5mm genuine aqua diamond held between fingertips outdoors for stone size reference
Round stone size comparison from 1.5mm to 4mm shown on fingertip, highlighting 3mm scale
Loose 2.5mm aqua diamond resting on fingertip in natural sunlight showing color and sparkle
Side profile of 14k yellow gold 3mm aqua diamond flat back labret showing post length and flat disc
3mm aqua diamond flat back labret in 14k white gold, yellow gold, and rose gold side by side
14k white gold 3mm aqua diamond 3-prong flat back cartilage stud, angled view on white background
14k rose gold 3mm aqua diamond 3-prong flat back labret stud, angled view on white background
14k yellow gold 3mm aqua diamond flat back labret stud with reflective surface, angled hero shot
14k yellow gold 3mm aqua diamond 3-prong flat back stud, angled view on white background
Video thumbnail
Flat back labret sizing guide showing 18G and 16G gauges from 5mm to 9.5mm with ear piercing map
2.5mm genuine aqua diamond held between fingertips outdoors for stone size reference
Round stone size comparison from 1.5mm to 4mm shown on fingertip, highlighting 3mm scale
Loose 2.5mm aqua diamond resting on fingertip in natural sunlight showing color and sparkle
Side profile of 14k yellow gold 3mm aqua diamond flat back labret showing post length and flat disc
3mm aqua diamond flat back labret in 14k white gold, yellow gold, and rose gold side by side
14k white gold 3mm aqua diamond 3-prong flat back cartilage stud, angled view on white background
14k rose gold 3mm aqua diamond 3-prong flat back labret stud, angled view on white background

3mm Aqua Diamond Lumina 3-Prong Flat Back Stud

$738 $627.30 15% OFF $1,406 Est. Retail Value
14k yellow gold 3mm aqua diamond flat back labret stud with reflective surface, angled hero shot
14k yellow gold 3mm aqua diamond 3-prong flat back stud, angled view on white background
Flat back labret sizing guide showing 18G and 16G gauges from 5mm to 9.5mm with ear piercing map
2.5mm genuine aqua diamond held between fingertips outdoors for stone size reference
Round stone size comparison from 1.5mm to 4mm shown on fingertip, highlighting 3mm scale
Loose 2.5mm aqua diamond resting on fingertip in natural sunlight showing color and sparkle
Side profile of 14k yellow gold 3mm aqua diamond flat back labret showing post length and flat disc
3mm aqua diamond flat back labret in 14k white gold, yellow gold, and rose gold side by side
14k white gold 3mm aqua diamond 3-prong flat back cartilage stud, angled view on white background
14k rose gold 3mm aqua diamond 3-prong flat back labret stud, angled view on white background
14k yellow gold 3mm aqua diamond flat back labret stud with reflective surface, angled hero shot
14k yellow gold 3mm aqua diamond 3-prong flat back stud, angled view on white background
Video thumbnail
Flat back labret sizing guide showing 18G and 16G gauges from 5mm to 9.5mm with ear piercing map
2.5mm genuine aqua diamond held between fingertips outdoors for stone size reference
Round stone size comparison from 1.5mm to 4mm shown on fingertip, highlighting 3mm scale
Loose 2.5mm aqua diamond resting on fingertip in natural sunlight showing color and sparkle
Side profile of 14k yellow gold 3mm aqua diamond flat back labret showing post length and flat disc
3mm aqua diamond flat back labret in 14k white gold, yellow gold, and rose gold side by side
14k white gold 3mm aqua diamond 3-prong flat back cartilage stud, angled view on white background
14k rose gold 3mm aqua diamond 3-prong flat back labret stud, angled view on white background

Diamond Size

i
Made to order: Ready in 1–2 weeks

Solid 14k Gold

Jeweler Direct

Handmade

Piercing Advisor

Ethical Luxury

Lifetime Warranty

Product Description

Description

Our 3mm Lumina 3-Prong Aqua Diamond Flat Back Stud is designed to highlight the vibrant blue hues of the premium aqua diamond, offering a striking and noticeable size that catches the eye. The three-prong setting enhances the diamonds radiance while sitting flush against your skin for maximum comfort. The flat-back design makes it ideal for lip and cartilage piercings, such as the tragus and helix. Whether you're adding a bold pop of color or complementing your other jewelry, this stud is a versatile and beautiful choice for any piercing enthusiast.

  • 3mm (.10ct.) conflict-free enhanced natural diamond
  • Diamond Clarity: SI; Color: Aqua Blue
  • 3-Prongs minimizes visible metal
  • Solid 14k gold | Nickel-free | Hypoallergenic
  • Comfortable 3mm disc backing
  • Choose Threaded or Threadless Push-pin for 16G
  • End Only option does not include a gold backing. Backing sold separately here. All other options include backings.
  • Commonly worn as a cartilage earring: helix, conch, tragus, earlobes; lip ring: labret, Monroe, medusa, snake bites; as well as a nose ring.
  • Ethically handmade in the USA

    Useful Tips: 
  • Choosing The Perfect Diamond Flat Back
  • How Threadless Push Pin Piercing Jewelry Works 
  • Body Piercing Jewelry Size Guide
Product Details
Materials
Shipping

Jeweler-Direct means crafted, just for you. By skipping the middleman, we eliminate traditional retail markups — so you can enjoy luxury piercing jewelry without the inflated price.

Fresh Trends Price — $703

Est. Retail Value — $1,406

Fresh Trends Piercing Advisor™

Our complimentary Piercing Advisor™ service ensures your jewelry fits perfectly. After your order, a specialist reviews your selection, verifies your size, and guides you through any adjustments. For jewelry to be eligible for an adjustment, FreshTrends Piercing Advisor™ must be added to your cart at the time of original purchase.

Why It Matters:

• Anatomy varies, and size is crucial

• A specialist confirms your fit before we craft your piece

• You get a flawless, comfortable result—every time

Piercing Advisor Service

Handcrafted Just For You!

Our in-house jewelry designer and artisans create one-of-a-kind piercing jewelry from solid 14k gold and 950 platinum, always 100% nickel-free.

Each piece is made-to-order and never mass-produced, allowing for many gemstone and size options for the perfect fit. We take pride in hand-crafting fine body jewelry in the USA.

Fresh Trends Fine Jewelry

Because every piercing deserves its masterpiece.

Ready to Gift

Your jewelry arrives in our signature packaging—a keepsake box with a soft green pouch and a Wear & Care Guide. Premium pieces are showcased in an LED presentation box that elevates every gifting moment.

Fresh Trends Packaging

Fresh Trends® Lifetime Warranty

Every piece we craft is designed for lifelong wear. If your jewelry ever shows a manufacturing defect, we’ll repair or replace it—complimentary, for life.

Lifetime Confidence. Handmade Quality.

Gold earring with clear gemstones on a soft pink fabric background

Sustainable Jewelry

We use recycled metals to help reduce the carbon footprint of manufacturing and the negative impact of metal mining.

We plant one new tree per order in partnership with Ecologi to help restore nature and reduce the carbon footprint of our operations.

ecology

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