What size is the RB3757?

The Ray-Ban Kai RB3757 measures 56□15 145 mm: 56 mm lens width, 15 mm bridge and 145 mm temples. The same numbers are printed inside the left temple of any pair you already own, so you can compare.

What is the RB3757 made of?

the ray-ban kai rb3757 has a metal frame, in full rim construction. The data comes from the brand item master, not from the photographs.

How does the RB3757 fit?

It has an adjustable nose pads and often suits square, diamond and oblong face shapes. If you are between sizes, message us with the numbers from your current pair and we will check the fit with you.

Can the RB3757 take prescription lenses?

Yes. Its lens curve is suitable for prescription sun lenses, including polarised and photochromic options. Add your prescription when you order or send it to us after checkout.

Yes. Dubai Optical has been an authorised retailer since 1978. Every frame comes from the official brand distributor with its original case, cloth and warranty card.

RAY-BAN SUNGLASSES KAI BIO BASED - RB3757 001/73 56

Ray-Ban Sunglasses Kai

Name: RAY-BAN SUNGLASSES KAI BIO BASED - RB3757 001/73 56
Brand: Ray-Ban
SKU: 904064x
Price: 476.00 AED
Availability: InStock

RB3757Size 56□15

−30% off Price Dhs. 476

Was ~~Dhs. 680~~ · Inclusive of VAT

Or 4 × Dhs. 119 interest-free with

Colour Gold 001/73 8 colourways

Dhs. 476 −30% ~~Dhs. 680~~

Deliver to Free in 1–2 working days

Product details

ShapeOval
RimFull Rim
MaterialMetal
Size56□15

The Ray-Ban Kai RB3757 is a full-rim oval pair of sunglasses for women, with a metal frame and dark brown lenses. It can also be fitted with prescription sun lenses. It has an adjustable nose pads and often suits square, diamond and oblong face shapes. Available in 8 colourways; this one is Gold (001/73).

Frame

Model: Kai
Model code: RB3757
Brand: Ray-Ban
Designed for: Women
Frame shape: Oval
Rim type: Full Rim
Frame material: Metal
Temple material: Metal

Lenses

Lens material: Nylon
Lens colour: Dark Brown
UV protection: 100% UV protection
Lens curve: Base 2
Prescription: Can be fitted with prescription lenses

Colour & size

Frame colour: Gold
Colour code: 001/73
Colourways: 8 available
Size: 56□15 145 mm
Size band: L

Fit & size

Lens width, measured across one lens — Lens width **56 mm**

Bridge width, the gap between the lenses — Bridge **15 mm**

Temple length, hinge to tip — Temple **145 mm**

Lens height, top to bottom of one lens — Lens height **34 mm**

Printed inside the temple as 56□15 145

Fit

Narrow Standard Wide

Size band L, as graded by Ray-Ban

Bridge: Adjustable Nosepads
Often suits: Square, diamond and oblong face shapes

Compare with your current glasses

Enter the numbers printed inside the arm of a pair that fits you well.

Lens Bridge Temple

Returns & exchanges

7-day returnsWithin 7 days of purchase, at any branch. Unworn, in the original packaging, with the Dubai Optical authenticity tag attached.
14-day exchangesSwap for another style, size or colour in store, subject to availability.
RefundsTo the original payment method within 3–7 business days. Cash-on-delivery orders are refunded as store credit.

Read the full return policy

Warranty & what's included

100% authenticSourced from the official brand distributors, with the brand's warranty card.
1-year warrantyManufacturer warranty against manufacturing defects.
Free aftercareAdjustments and cleaning at any Dubai Optical branch, for as long as you own the frame.

In the box

Original packaging
Case
Cleaning cloth
Warranty card

Contents can vary slightly by brand.

Payment options

CardsVisa, Mastercard and American Express.
WalletsApple Pay and Google Pay.
Pay in 4Tabby or Tamara, interest-free.
Cash on deliveryAvailable across the UAE.

Questions about the RB3757

What size is the RB3757?: The Ray-Ban Kai RB3757 measures 56□15 145 mm: 56 mm lens width, 15 mm bridge and 145 mm temples. The same numbers are printed inside the left temple of any pair you already own, so you can compare.
What is the RB3757 made of?: the ray-ban kai rb3757 has a metal frame, in full rim construction. The data comes from the brand item master, not from the photographs.
How does the RB3757 fit?: It has an adjustable nose pads and often suits square, diamond and oblong face shapes. If you are between sizes, message us with the numbers from your current pair and we will check the fit with you.
Can the RB3757 take prescription lenses?: Yes. Its lens curve is suitable for prescription sun lenses, including polarised and photochromic options. Add your prescription when you order or send it to us after checkout.
Is it authentic?: Yes. Dubai Optical has been an authorised retailer since 1978. Every frame comes from the official brand distributor with its original case, cloth and warranty card.