Aviator Sunglasses

Verified claims

Heritage

1970s YSL-inspired aviator with slim metal temples, fixed bridge, and exposed monogram.

Craftsmanship

Hand-polished Japanese acetate yields mirror gloss and precise monogram.

Nose pads

Non-adjustable nose pads prioritize aesthetics over fit fine-tuning.

Optical clarity

Almost no color fringing around edges due to Abbe value of ~52.

Weight

Lightest sunglass lens material at 1.01 g/cm³.

Durability

Resistant to micro-cracking from sweat and sunscreen.

Tint quality

Gray tint is color-neutral and uniform, free of milky haze.

Nose fit

18mm bridge – wider than typical aviators – fits broader noses comfortably; fixed nose pads require in-person fitting.

Dimensions and fit

55 mm eye width, 18 mm bridge, 145 mm temples – sized for small faces with proportional coverage and secure temple grip.

Temple markings

Temple codes allow verification via Kering Eyewear online portal.

Monogram

Embossed monogram on temple is precisely aligned near hinge.

Material

Acetate frame with hand-polished finish; nylon lenses offer excellent clarity.

Discontinuation

SL11 model discontinued; replicas common—verify with temple codes.

Owner loyalty

Buyers rebuy after loss and seek replicas when discontinued.

Lens quality

Nylon lenses: low distortion, chemical-resistant, lightweight for secure fit.

Product record

Title

Aviator Sunglasses

Brand

Saint Laurent

Price

650 CAD

Availability

In stock

How this aviator fits compared to standard sizes

• Unlike metal aviators that use adjustable nose pads to fine‑tune lens distance from the eyes, this Saint Laurent’s acetate frame relies on a fixed 18mm bridge and molded nose rests — making the fit entirely dependent on the wearer’s natural nose bridge height and width; for low‑bridge faces, the absence of adjustability may cause the lenses to sit lower than the ideal optical center, making in‑person try‑on or familiarity with one’s own bridge dimensions more decisive.
• The 55mm lens width, combined with the classic teardrop silhouette, will cover most eyebrows without extending past the face’s zygomatic width for the majority of wearers — a balance that maintains the aviator’s heritage aesthetic while sidestepping the oversized, face‑dominating effect that often comes with 62mm lenses.
• The 145mm temple length sits within the industry‑standard 120–150mm range for adult eyewear — long enough to hook securely behind the ear without pressing into the temple tip, a key ergonomic detail for keeping the aviator's front‑heavy lens layout balanced and preventing it from sliding forward on rounder face profiles.
• At 55mm, this Saint Laurent shares the smallest lens size found in the iconic Ray‑Ban RB3025 Aviator — a width the brand explicitly recommends for small faces or anyone seeking a more tailored than oversized fit, and the teardrop shape's tendency to read larger than its millimeter measurement means this size prevents the 'costume' look common with 62mm aviators.
• The 18mm bridge is notably wider than the 14mm narrow bridge standard on metal aviators like the Ray‑Ban RB3025; on an acetate frame without adjustable nose pads, this extra width physically accommodates a broader nasal bridge and distributes pressure over a larger surface area, minimizing the pinching that can occur with narrower acetate bridges during all‑day wear.

The 70s inspiration behind this Saint Laurent aviator

• A vintage YSL aviator from the late 1970s–early 1980s (model 31-7002) incorporated a slim metal bridge detail that kept the acetate frame visually light; the current model's metallic temples are a modern evolution of that accent, offsetting the oversized acetate in the same way.
• By the late 1970s YSL had moved from thin plastic to acetate for its aviators—the vintage tortoiseshell acetate example from that era showcases the material's depth and durability, and this model's glossy black acetate carries that same specification forward, now produced in Japanese workshops esteemed for acetate finishing.
• The vintage YSL aviator bore a discreet ‘Yves Saint Laurent Paris’ stamp on the inner arm; the current model swaps that for an embossed contrast monogram on the temples, turning the branding into a visible design feature that aligns with the house's logo-forward modern identity while still referencing the tradition of a maker's mark.

Optical clarity and real UV coverage of the nylon lenses

• With an Abbe value of approximately 52, these nylon lenses produce noticeably less color fringing at the wide periphery of the 55 mm aviator shape than polycarbonate (Abbe ~30), keeping the view crisp and undistorted across the entire lens area — a performance typically associated with glass rather than plastic.
• Nylon's density of just 1.01 g/cm³ makes these among the lightest full-size sunglass lenses on the market — 15% lighter than polycarbonate and over 30% lighter than CR-39 — so the 55 mm lenses exert minimal downward force on the nose, reducing the fatigue and constant repositioning that plague heavier glass or acetate-lens aviators.
• Nylon's resistance to common personal-care chemicals — sweat, sunscreen, hairspray — protects these lenses from developing micro-cracks or surface haze over time, a practical edge for sunglasses that will live in beach bags, on bathroom counters, and against skin on hot days.
• A true gray tint passes all visible wavelengths equally, preserving the natural color contrast of the environment — for driving, that means traffic-light red, amber, and green are seen in their intended saturation without the warm shift of brown lenses or the flattening effect of green tints.
• Polyamide's material pureness and transparency are rated 'excellent' by ZEISS — indicating extremely low internal haze — so the gray tint appears deep and uniform rather than milky, maintaining the premium visual impact expected of a $650 Saint Laurent accessory even from the inside looking out.

Why Japanese acetate makes these frames special

• Because each frame is individually hand-polished by a specialist — a process that involves multiple buffing stages — the glossy black acetate on this Saint Laurent aviator develops a uniform, mirror-like depth and a tactile smoothness that prevents the skin irritation and micro-scratches typical of machine-finished or injection-molded frames.