



Twist Shell Studs
Swirled lines. Dome shape. Two finishes.
A domed stud with diagonal ribbed lines
that twist across the surface — sculptural
depth in a compact shape. Looks like
a piece from a designer collection.
Available in Gold and Silver.
Waterproof. Tarnish-proof.
No maintenance. No second thought.
MATERIALS :
316L surgical-grade stainless steel with 18K gold PVD coating (Gold) / Steel (Silver).
Won't rust. Won't tarnish. Won't react with your skin.
Shape: Oval dome, diagonal twist texture
Size: 25.5 × 20.3mm
Weight: 8g per pair
Closure: Post stud with butterfly back

Our Promise to You
Simple. Unconditional. Yours.
What is covered?
Every YUBAMA piece is coated with 18K gold PVD (Physical Vapor Deposition) — a military-grade process that bonds color directly to the 316L surgical steel.
We stand behind this with a 3-Year Color Warranty:
- If the color fades or changes before 3 years of normal daily wear — we replace it free.
- No forms. No receipts. No questions asked.
- Just send us an email with your order number.
Two-tier guarantee
Metal — Lifetime: 316L surgical steel never rusts, never tarnishes. Ever. Under any conditions.
Color — 3 Years: If your PVD coating fades before 3 years, we send a free replacement.
How to claim
Email us at admin@yubama.com with your order number and a photo. We will process your replacement within 48 hours.
Wear it everywhere. We have got you covered.
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