40/ 100
F
OverallF24/100
Smart Ring 3 Pro

Samsung · Water-Resistant Smart Rings & Bands

Smart Ring 3 Pro

F · High PFAS

Insufficient public data on coatings. Contact Samsung for PFAS details.

Verdict: SkipTitanium body is inert and safe, but unspecified coatings and Samsung's PFAS silence create uncertainty warranting direct contact before purchase.

Samsung Galaxy Ring 3 Pro uses titanium and unspecified waterproof/sealant coatings. No public PFAS disclosure or third-party testing available. Request material safety data from Samsung.

The safe swap

Tracking Ring

Amazon

Tracking Ring

100/100 safety

A

Still want this one anyway? Check the price on Amazon. We’d swap it.

Material

Titanium body, unspecified coatings and sealants

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

Why this grade

Waterproof / stain-resistant treatment

water-repellent coating treatments have historically used PFAS.

Hurts the grade

Category baseline

other is a category where PFAS exposure is more common.

Hurts the grade

No PFAS disclosure

No public statement about PFAS in this product.

Hurts the grade

The full breakdown

What it's made of and why it matters

The Smart Ring 3 Pro uses a titanium body, which is biocompatible and highly resistant to corrosion, making it suitable for prolonged skin contact. However, Samsung has not publicly disclosed the composition of coatings, sealants, or adhesives used in assembly. These hidden materials are the primary safety concern, as they may contain problematic substances that leach or degrade during normal wear and sweat exposure.

The brand's record and disclosure

Samsung has not published a detailed material safety data sheet or PFAS stance for wearables like the Smart Ring 3 Pro. The company maintains general sustainability commitments but remains silent on fluorochemicals in device coatings and waterproofing treatments commonly used in wearables. This lack of transparency is notable compared to some competitors who voluntarily disclose polymer and coating details for health-conscious consumers.

How it compares in its category

Smart rings typically rely on coatings and sealants for water resistance and durability; titanium bodies are a premium choice and inherently safer than cheaper alloy alternatives. However, most manufacturers, including Samsung, do not routinely disclose whether waterproofing uses PFAS compounds or other fluorochemicals. This product sits in a mid-to-premium segment where transparency is inconsistently applied across the category.

If you buy it

Rinse the ring regularly with fresh water after sweat-heavy activity or salt water exposure to minimize skin contact with degrading coatings. Avoid prolonged immersion or exposure to extreme heat (saunas, hot tubs above typical shower temperatures), as these may accelerate coating breakdown. Before purchase, contact Samsung directly asking whether the device contains PFAS or fluorinated polymers in its coatings; request a material safety certificate if available. Store in a dry environment when not worn to reduce moisture-driven degradation.

Beyond PFAS: other things we checked

Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”

Possible

Undisclosed coatings and sealant leachables

Samsung has not published the chemical identity of coatings or waterproofing agents applied to the titanium body. Unspecified organic compounds in these coatings may leach into sweat under heat or prolonged skin contact, though titanium's inertness limits substrate concerns.

Possible

Water resistance treatment (PFAS suspected)

Smart rings marketed as water-resistant typically use fluorochemical-based hydrophobic treatments; Samsung's silence on this for the Smart Ring 3 Pro leaves PFAS presence unconfirmed but a plausible concern in the coating system.

Possible

Electronic component exposure from degradation

If coatings degrade from sweat or moisture, underlying electronics and solder joints could become exposed, risking oxidation or direct skin contact with trace metals like nickel or lead in alloy solder formulations.

Possible

Allergic contact dermatitis from coating breakdown products

Degradation of unidentified coating resins may produce irritant or allergenic compounds; individuals with sensitive skin or metal sensitivity may experience localized reactions, particularly in warm, humid conditions.

None known

None known: titanium body reactivity

Titanium itself is hypoallergenic and biocompatible; the body material poses no established hazard. Risk is confined to coatings and sealants, not the substrate.

What we don’t know

This grade is a model-based estimate from public materials, coatings, and brand disclosure at 35% confidence. It is not a lab result.

No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.

The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.

Formulations and coatings change between production runs. Always check the current label before buying.

Safer alternatives in Water-Resistant Smart Rings & Bands

Tracking Ring

Amazon

Tracking Ring

Stainless steel, titanium alloy, sapphire glass

A
A
PFASAll
A · Very low PFAS2 flags

Lower concern. Bare metal and glass components, no known PFAS coatings.

Naturally PFAS-free material

Fossil Women's Raquel Stainless Steel Analog Watch

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Women's Raquel Stainless Steel Analog Watch

Stainless steel case, mineral/glass crystal, standard watch internals

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Lower concern. Metal watch with minimal risk profile.

Bare metal or glass, no coating at all

Fossil Women's Harlow Two-Hand Stainless Steel Watch Ring

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Women's Harlow Two-Hand Stainless Steel Watch Ring

stainless steel watch case and ring, mineral or glass crystal

A
A
PFASAll
A · Very low PFAS1 flag

Lower PFAS concern. Stainless steel watch with no surface treatments.

Bare metal or glass, no coating at all

More water-resistant smart rings & bands grades

How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.