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Bring your Ray-Ban RB3721CH glasses back to life with a pair of original lenses, made for this model and bearing the original logo.
The inscription on the inside of the arm lets you confirm the model and exact lens measurement without visually comparing frames.
Example for guidance only. The position and order of the codes may vary depending on the frame.In an inscription such as RB3721CH ··· 59□·· 145, each part has a purpose:
The RB3721CH has a metal frame. This pair of original lenses keeps the geometry, beveling and fit designed for the model; you just need to confirm the exact reference and lens size.
We work with original replacement parts and help you confirm the model and lens size to reduce mistakes before we prepare your order.
Certified distributorReplacementLenses has been a certified EssilorLuxottica distributor since 2018.
Ray-Ban pair with the original markings for the variant.
We explain where to find RB3721CH and how to tell the 59 mm lens sizes apart.
Coverage against manufacturing defects and after-sales support.
The metal frame uses a rim closed with a screw. Work on a protected surface and avoid forcing the lens or bending the frame front.
Bring your Ray-Ban RB3721CH sunglasses back to life with these 100% original replacement lenses, manufactured and distributed by Ray-Ban/Luxottica. Each pair ensures a perfect fit, premium optical quality, and the iconic RB logo laser-etched for authenticity. Whether your lenses are scratched, damaged, or you simply want a fresh look, these official lenses guarantee your sunglasses retain their original value and performance.
Choosing original Ray-Ban replacement lenses means you maintain the intended visual experience and sun protection. Avoid generic parts—trust the precision, design, and official warranty that only authentic Ray-Ban lenses provide.
To ensure compatibility, follow these steps:
Ratings posted by customers for the Ray-Ban RB3721CH. We show the most recent ones.
“good store”
Published review“I found what I was looking for”
Published review“good”
Published reviewYes, these are original Ray-Ban/Luxottica replacement lenses, made to the same standards as factory lenses. Official updates in materials or tints may occur depending on the variant or production year.
Your order includes one pair of original Ray-Ban RB3721CH lenses. The frame is not included.
We guarantee you will receive original Ray-Ban replacement lenses, distributed by the official manufacturer, with all authenticity marks.
Discover our full range of original Ray-Ban replacement parts.
You can also browse all our original Ray-Ban lenses available for other models.
The price is for a complete pair: original Ray-Ban right and left lenses.
Yes. You can choose another available variant as long as you select the RB3721CH model and the exact lens size of your frame.
Yes. On polarized variants, the marking may appear as Ray-Ban P, in addition to the discreet RB engraving.
No. Shape doesn't determine compatibility: these lenses are only for reference RB3721CH and the lens size you choose.
Your review of Ray-Ban RB3721CH