Agstum Pure Titanium Retro Round Grey Glasses Frame Optical Eyeglasses

Walmart - VisionCare4U

Perfectly round frame shape, Thin metal frame thickness, Dark grey color (consistent with 'dark metal'), Simple bridge design, Thin temples with black tips, Overall minimalist design matches the source

Firmoo Gunmetal Round Prescription Glasses Metal Frame YSL1230

Firmoo Optical

Round frame shape, Thin metal frame, Gunmetal color, Simple bridge and temple design

Round Black Blue Light Glasses - FM1825 Rapids

GlassesShop

Round frame shape, Thin metal frame, Dark grey/gunmetal color, Simple temple design