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The Charmant Pure Titanium TI8120 eyeglasses combine the classic navigator silhouette with Japanese engineering precision. Built from 100% pure titanium—not an alloy—these full-rim frames deliver lightweight comfort and hypoallergenic performance.
Why Pure Titanium Matters
Titanium frames are roughly 50% lighter than standard metal frames, reducing pressure on your nose and ears during all-day wear. The material is naturally corrosion-resistant (it won't turn green or tarnish from sweat or humidity) and biocompatible, making it ideal for anyone with nickel allergies or sensitive skin. The TI8120's double-bridge design isn't just aesthetic—it adds structural stability for thicker prescription lenses and helps distribute weight evenly across the frame.
Navigator Shape & Prescription-Ready Fit
The navigator shape offers generous lens height, which works well for progressive or bifocal prescriptions. Adjustable nose pads let you fine-tune the fit so the optical center stays aligned with your line of sight—critical for clarity and comfort. Available in three lens widths (54mm, 56mm, 58mm) and three finishes: titanium silver, gold, and tan.
Temple lengths are 140mm (54mm and 56mm lens widths) or 145mm (58mm), with a 16mm bridge. The frames ship prescription-ready with demo lenses that can be replaced by any optician. Charmant's reputation for durability and adjustability makes these a smart long-term investment for daily wear.
Product Details
Model
TI 8120Gender
Material
Bridge Type
Rim Type
Age Group
Color Details
Frame Color
TanColor Code
TIColor Description
Titanium
Frame Color
GoldColor Code
GPColor Description
Gold
Frame Color
TanColor Code
TNColor Description
Tan
Frame Color
TanColor Code
TIColor Description
Titanium
Frame Color
GoldColor Code
GPColor Description
Gold
Frame Color
TanColor Code
TNColor Description
Tan
Frame Color
TanColor Code
TNColor Description
Tan
Frame Color
TanColor Code
TIColor Description
Titanium
Frame Color
GoldColor Code
GPColor Description
Gold
Size Details
Lens Width
58mmBridge Width
16mmTemple Length
145mmSize
5816-145
Lens Width
56mmBridge Width
16mmTemple Length
140mmSize
5616-140
Lens Width
56mmBridge Width
16mmTemple Length
140mmSize
5616-140
Lens Width
56mmBridge Width
16mmTemple Length
140mmSize
5616-140
Lens Width
54mmBridge Width
16mmTemple Length
140mmSize
5416-140
Lens Width
58mmBridge Width
16mmTemple Length
145mmSize
5816-145
Lens Width
54mmBridge Width
16mmTemple Length
140mmSize
5416-140
Lens Width
54mmBridge Width
16mmTemple Length
140mmSize
5416-140
Lens Width
58mmBridge Width
16mmTemple Length
145mmSize
5816-145
I have had the Charmant 8120 frames for 7 years. Other than the plastic nose bridge recently breaking, its held up remarkable. Just purchased a new back up frame this month.
Frames are exactly what I was looking for. Ordering was easy and shipping was quick. Will use this company again in the future.
I have had the Charmant 8120 frames for 7 years. Other than the plastic nose bridge recently breaking, its held up remarkable. Just purchased a new back up frame this month.
Frames are exactly what I was looking for. Ordering was easy and shipping was quick. Will use this company again in the future.
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Frequently Asked Questions
Are these eyeglasses prescription-ready?
Yes, the Charmant Pure Titanium TI8120 frames are fully prescription-ready. They come with demo lenses that can be replaced with your prescription lenses (single-vision, progressive, or bifocal) by any licensed optician. The adjustable nose pads ensure proper alignment for your prescription.
What makes pure titanium frames better than regular metal frames?
Pure titanium frames are approximately 50% lighter than conventional metal frames, hypoallergenic (nickel-free), and highly corrosion-resistant. Charmant uses 100% pure titanium (not just a titanium alloy), which means the frames won't tarnish, turn green from sweat, or cause skin irritation. They're also extremely durable while remaining flexible enough for easy adjustments.
What size should I choose for the TI8120?
The TI8120 is available in three lens widths: 54mm (small to medium faces), 56mm (medium faces), and 58mm (medium to large faces). All sizes have a 16mm bridge. The 54mm and 56mm sizes have 140mm temples, while the 58mm has 145mm temples. If you currently wear glasses, check the measurements printed on the inside of your temple arm for comparison.
Are these frames good for people with nickel allergies?
Absolutely. Pure titanium is biocompatible and completely nickel-free, making it one of the safest frame materials for people with metal allergies or sensitive skin. Titanium is even used in medical implants because it doesn't cause allergic reactions or skin irritation.
Will the navigator shape work with progressive lenses?
Yes, the navigator shape typically provides sufficient vertical lens height for progressive lenses. The adjustable nose pads are especially important for progressives—they allow you to position the frame so the distance and reading zones align correctly with your natural sight line. For stronger prescriptions, consider the 54mm or 56mm lens width to minimize edge thickness.
How durable are Charmant titanium frames?
Charmant Pure Titanium frames are known for exceptional longevity. Customer reviews report frames lasting 7+ years with daily wear. Titanium is shock-resistant, corrosion-free, and highly flexible—it can bend without breaking and return to its original shape. The adjustability also means opticians can fine-tune the fit over time without weakening the frame.
Compare With Similar Frames
How the Charmant Pure Titanium TI8120 Eyeglasses stacks up against the closest alternatives we carry.
- Same exceptional pure titanium construction and weight
- Same price point for budget comparison
- Alternative frame shape if navigator style doesn't suit your face
- Same Charmant quality and pure titanium material
- May offer different frame shape or size options
- Still within the affordable Charmant range
- Same trusted Charmant pure titanium construction
- Alternative style within the same quality tier
- Proven brand durability and adjustability
Read the full comparison
Charmant Pure Titanium TI8120 vs. Other Charmant Models
If you're drawn to Charmant's pure titanium quality but want to compare styles, here's how the TI8120 stacks up against similar models in the collection.
TI8120 vs. TI8105
Both frames are priced identically at $92.29 and share the same 100% pure titanium construction, hypoallergenic properties, and lightweight comfort. The key difference is frame shape: the TI8120 offers a navigator/aviator silhouette with a double bridge, while the TI8105 has a different classic design. If you need generous lens height for progressive or bifocal prescriptions, the navigator shape of the TI8120 is typically the better choice. If the aviator aesthetic doesn't suit your face shape, the TI8105 provides the same material quality in an alternative style.
TI8120 vs. TI10782
The TI10782 sits slightly higher in price ($102.57–$104.60), about $10-12 more than the TI8120. Both use Charmant's pure titanium and offer the same durability and corrosion resistance. The price difference likely reflects a different frame design or additional features. If you're budget-conscious and love the navigator look, the TI8120 delivers exceptional value. If you prefer a different style and don't mind the extra cost, the TI10782 is worth exploring.
TI8120 vs. TI8145A
The TI8145A ranges from $98.75 to $106.75, making it $6-14 more expensive than the TI8120. Material quality is identical—both are 100% pure titanium with adjustable nose pads and the same Japanese craftsmanship. The TI8145A offers a different frame shape, so your choice comes down to style preference and budget. The TI8120 is the most affordable option in this comparison while maintaining the full Charmant quality standard.
Our take: The TI8120 is an excellent entry point into Charmant's pure titanium collection. At $92.29, it's one of the most affordable models while delivering the same material quality, durability, and hypoallergenic benefits as higher-priced frames. The navigator shape is versatile for prescription wearers, and the double-bridge design adds both style and structural stability. If you specifically want the aviator-inspired look and value proven longevity (customers report 7+ years of daily wear), the TI8120 is hard to beat.
At a Glance
Charmant Pure Titanium TI8105 Eyeglasses
Pros:
- Same exceptional pure titanium construction and weight
- Same price point for budget comparison
- Alternative frame shape if navigator style doesn't suit your face
Cons:
- May not offer the same lens height for progressive wearers
- Different aesthetic—less of the classic aviator heritage look
Charmant Pure Titanium TI10782 Eyeglasses
Pros:
- Same Charmant quality and pure titanium material
- May offer different frame shape or size options
- Still within the affordable Charmant range
Cons:
- Slightly higher price ($10-12 more)
- Without seeing the exact style, may not have the navigator double-bridge aesthetic
Charmant Pure Titanium TI8145A Eyeglasses
Pros:
- Same trusted Charmant pure titanium construction
- Alternative style within the same quality tier
- Proven brand durability and adjustability
Cons:
- $6-14 more expensive than the TI8120
- Different frame shape may not suit those specifically seeking the navigator look



