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17 - Matte Silver With Brown - Dual Mirror Blue To Silver
Maui Jim PIHA MJ621 Sunglasses
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$345.66

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Maui Jim PIHA MJ621 Sunglasses

16 - Shiny Gold With Burgundy - Dual Mirror Gold To Silver

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MJ_DGS621_16
17 - Matte Silver With Brown - Dual Mirror Blue To Silver 17 - Matte Silver With Brown - Dual Mirror Blue To Silver 17 - Matte Silver With Brown - Dual Mirror Blue To Silver 17 - Matte Silver With Brown - Dual Mirror Blue To Silver
17 - Matte Silver With Brown - Dual Mirror Blue To Silver
17 - Matte Silver With Brown - Dual Mirror Blue To Silver
17 - Matte Silver With Brown - Dual Mirror Blue To Silver
17 - Matte Silver With Brown - Dual Mirror Blue To Silver
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Add To Cart For Lowest Price
$345.66

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Color

16 - Shiny Gold With Burgundy - Dual Mirror Gold To Silver
02 - Shiny Gunmetal With Black - Dual Mirror Silver To Black
17 - Matte Silver With Brown - Dual Mirror Blue To Silver

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DESCRIPTION RATINGS & REVIEWS PRESCRIPTION GUIDE

The Maui Jim PIHA MJ621 Sunglasses deliver exceptional clarity and style with their distinctive square double-bridge design. Crafted for those who demand premium performance, these unisex sunglasses feature Maui Jim's legendary PolarizedPlus2® lens technology, eliminating 99.9% of glare while enhancing color and contrast for superior visual acuity.

Available in three sophisticated colorways—Shiny Gold with Burgundy, Shiny Gunmetal with Black, and Matte Silver with Brown—each featuring exclusive dual mirror finishes that transition from gold to silver, silver to black, or blue to silver. The full-rim construction ensures durability, while the double-bridge architecture adds a modern, architectural element to the classic square silhouette. These sunglasses provide 100% UV protection and are prescription-ready, making them as functional as they are fashionable for all-day wear in bright conditions.

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Customer Reviews

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C
Chris Del Bene
Piha

Great glasses. Included cloth and case. Also the best price I’ve found… and I looked for a while.

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Frequently Asked Questions

Are Maui Jim PIHA MJ621 sunglasses polarized?

Yes, the Maui Jim PIHA MJ621 sunglasses feature Maui Jim's proprietary PolarizedPlus2® lens technology, which eliminates 99.9% of glare while enhancing color vibrancy and contrast. This advanced polarization technology also provides 100% UV protection, blocking harmful UVA and UVB rays for superior eye protection in bright sunlight and reflective conditions.

Are Maui Jim PIHA MJ621 sunglasses prescription-ready?

Yes, the Maui Jim PIHA MJ621 is prescription-ready and can be fitted with custom prescription lenses. Most Maui Jim sunglasses (96% of their collection) are available in prescription, including single vision and progressive lenses. You'll need to work with an authorized optical retailer to ensure your prescription is compatible and to have the lenses professionally fitted with Maui Jim's MauiPassport prescription lens technology.

What face shapes do the Maui Jim PIHA MJ621 sunglasses suit best?

The PIHA MJ621's square frame shape with double-bridge design complements round, oval, and heart-shaped faces particularly well. The angular square silhouette adds definition and structure, while the double-bridge detail creates visual interest. The unisex design makes these frames versatile for various face sizes and features.

What is SuperThin Glass and how does it compare to other Maui Jim lens materials?

SuperThin Glass provides the absolute crispest optics available in Maui Jim's lineup—32% thinner and lighter than standard glass with the best scratch resistance. While MauiBrilliant lenses come close in clarity at one-third the weight, SuperThin Glass delivers unmatched optical performance for those who prioritize visual acuity. However, glass lenses are less impact-resistant than polycarbonate options, making them ideal for everyday wear rather than high-impact sports.

Can I get prescription lenses in Maui Jim PIHA MJ621 frames?

Yes, the Maui Jim PIHA MJ621 sunglasses are prescription-ready and can accommodate single vision, progressive, and bifocal prescription lenses. The full-rim construction provides excellent lens support for various prescription strengths, and you can maintain the polarized lens benefits with prescription options.

What does PolarizedPlus2 technology do?

Maui Jim's patented PolarizedPlus2® technology eliminates 99.9% of glare while enhancing color and contrast through a blend of three rare earth elements. Unlike ordinary polarized lenses that simply darken your view, PolarizedPlus2 enhances the colors your eyes naturally perceive, providing 100% UV protection and blocking 78% of harmful high-energy visible (HEV) blue light for superior eye health and visual comfort.

What is the dual mirror lens technology in the PIHA MJ621?

The PIHA MJ621 features Maui Jim's dual mirror lens coatings that create a gradient mirror effect, transitioning between two complementary colors. Options include gold to silver, silver to black, or blue to silver gradients. These mirror coatings not only reduce additional glare and eye strain but also add a distinctive, premium aesthetic while maintaining the clarity of PolarizedPlus2® technology.

What are the dual mirror lenses on the PIHA sunglasses?

The PIHA features Maui Jim's dual mirror technology, where gradient mirror coatings transition from one color to another across the lens surface (gold to silver, silver to black, or blue to silver). These mirrors reduce the brightest light from above and below, allowing your eyes to relax while adding a fashionable, modern aesthetic. The mirrors work in conjunction with PolarizedPlus2 technology to provide both style and functional glare reduction.

What size are the Maui Jim PIHA MJ621 sunglasses?

The PIHA MJ621 has a large fit with 60mm lens width, 42mm lens height, 14mm bridge width, and 140mm temple length. The total frame width is approximately 138mm. This larger navigator/aviator style is designed to fit a range of facial shapes and provides excellent coverage for sun protection while maintaining a balanced, contemporary look.

Are Maui Jim PIHA MJ621 sunglasses suitable for both men and women?

Yes, the PIHA MJ621 is designed as a unisex frame with a versatile square shape and medium sizing that works well for both men and women. The three available colorways—from classic gunmetal to sophisticated gold and matte silver—offer options that appeal to different style preferences regardless of gender.

How do I care for SuperThin Glass lenses?

SuperThin Glass lenses offer the best scratch resistance of any Maui Jim lens material, but they should still be stored in a protective case when not in use. Clean them with a microfiber cloth and lens cleaner designed for coated lenses. While glass is naturally scratch-resistant, the PolarizedPlus2 coatings and mirror finishes benefit from gentle care. Avoid placing the sunglasses lens-down on hard surfaces and keep them away from extreme heat.

What makes Maui Jim PIHA MJ621 worth the premium price?

The PIHA MJ621 justifies its premium pricing through Maui Jim's patented PolarizedPlus2® lens technology, which offers superior glare elimination and color enhancement compared to standard polarized lenses. Combined with the dual mirror gradient coatings, full-rim durability, double-bridge construction, and lifetime warranty against manufacturing defects, these sunglasses deliver exceptional optical performance and long-term value.

Product Comparison

Maui Jim PIHA MJ621 vs. GUARDRAILS MJ327: Which Navigator Sunglasses Are Right for You?

Both the PIHA MJ621 and GUARDRAILS MJ327 represent Maui Jim's premium double-bridge navigator/aviator collection, but they cater to different priorities. The choice comes down to one key question: Do you value absolute optical clarity, or do you prioritize lighter weight and impact resistance?

Lens Material: The Defining Difference

The PIHA features SuperThin Glass lenses—32% thinner and lighter than standard glass—delivering the crispest optics available in Maui Jim's lineup. Glass provides unmatched visual acuity and superior scratch resistance, making it ideal for driving, fishing, and everyday wear where optical precision matters most.

The GUARDRAILS uses MauiBrilliant lenses, Maui Jim's most advanced synthetic lens material that comes remarkably close to glass clarity while weighing one-third less. MauiBrilliant offers better impact resistance and is the preferred choice for active lifestyles and sports where durability is paramount.

Style and Fit Comparison

The PIHA offers a large fit (60mm lens width) with striking dual mirror finishes that transition from one color to another, creating a modern, fashion-forward look. The Monel metal frame with rubber temple accents features signature wavy patterns and embedded logos for a premium aesthetic.

The GUARDRAILS provides a medium fit (58mm lens width) with MauiFlex memory metal construction that remembers its shape longer than traditional frames. It's available in classic lens colors like HCL Bronze and Neutral Grey without the gradient mirror finishes.

Our Recommendation

Choose the PIHA MJ621 if you demand the absolute best optical clarity, appreciate distinctive dual mirror styling, and want superior scratch resistance for long-term durability. It's the perfect choice for discerning customers who prioritize visual performance and premium aesthetics.

Choose the GUARDRAILS MJ327 if you prefer a lighter-weight frame, need better impact resistance for active pursuits, or want the flexibility of memory metal construction at a slightly lower price point.

Both models feature Maui Jim's legendary PolarizedPlus2® technology, 100% UV protection, and are prescription-ready. You can't go wrong with either—it's simply a matter of matching the right lens material to your lifestyle.

At a Glance

Maui Jim GUARDRAILS MJ327 Sunglasses

Pros:

  • SuperThin Glass lenses provide the absolute crispest optical clarity available
  • Superior scratch resistance compared to MauiBrilliant lenses
  • Distinctive dual mirror gradient finishes (gold-to-silver, silver-to-black, blue-to-silver)
  • Monel metal frame construction is highly durable and corrosion-resistant
  • Signature wavy temple pattern and embedded logo details add premium aesthetic

Cons:

  • Slightly heavier than MauiBrilliant lens options due to glass construction
  • Less impact-resistant than polycarbonate alternatives (not ideal for high-impact sports)
  • Higher price point at $345.38 compared to some other Maui Jim aviators
  • Large fit (60mm) may be too big for smaller face shapes

Compare With

23 - Metallic Gloss Copper - Hcl Bronze
Maui Jim Maui Jim GUARDRAILS MJ327 Sunglasses $268.50

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