Chrono 42 Quartz Watch vs SEA WASP: which is safer?
These two grade almost identically. Pick on price and preference; neither has a PFAS edge.
Swatch
Chrono 42 Quartz Watch
PFAS grade
B 85/100
Overall grade
C 77/100
Verdict
Buy
Hazard flags
⚑ 2
Material
Stainless steel case, mineral/plastic crystal, standard watch components
Confidence
72%
PossibleMineral crystal breakage and laceration
PossibleBattery chemical leakage (internal only)
Swatch
SEA WASP
PFAS grade
B 85/100
Overall grade
C 77/100
Verdict
Buy
Hazard flags
⚑ 2
Material
Plastic/resin watch case and strap
Confidence
72%
PossiblePolymer degradation and microparticle shedding
PossibleSkin irritation from strap contact
Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More waterproof smartwatches & fitness trackers: see the full ranking