Mona J M-031 Oval Sunglasses 45[]15 Made in Japan Vintage Titanium Frame

MONA J M-031 TITANIUM OVAL SUNGLASSES – DEADSTOCK JAPAN – CUSTOM LENSES

Condition

DEADSTOCK / Unworn.

A preserved Japanese-made titanium piece showing outstanding condition from the era.

Please review all photographs carefully, as they tell the story.

Era & Relevance

An exceptionally cool late 1990s to early 2000s Japanese design showcasing the minimalist luxury movement that helped define Y2K eyewear.

Small oval silhouettes continue to drive collector demand, and authentic Japanese titanium construction remains highly respected throughout luxury eyewear for its lightweight feel, durability, and precision manufacturing.  

Produced by MONA J and crafted in Japan, this hidden gem delivers collector appeal without relying on major logo placement.

Quiet luxury before quiet luxury became a trend.

Size

• Lens Width: 45mm
• Bridge: 15mm
• Temple Length: 145mm

FRAMES CAN BE ADJUSTED TO FIT ANY SIZE FACE.

Lens

Customized with brand new custom lenses by Second Chance Customs™.

Modern customization meets vintage Japanese craftsmanship.

Built to be worn.

Built to stand apart.

Details

• Brand: Mona J
• Model: M-031
• Color Code: 45
• Made in Japan
• Era: 1990s
• Frame: Titanium and acetate in dark green and silver-tone
• Lenses: Blue-gray tinted oval lenses
• Hardware: Engraved silver-tone hinge and temple accents

Size

• Lens Width: 45mm
• Bridge: 15mm
• Temple Length: Not Marked

What’s Included

• Mona J M-031 sunglasses
• Replacement storage pouch
• Authentication support from SCE

Authenticity

Authenticated and verified by Second Chance Authenticators.

Each piece is carefully inspected for construction, markings, and period-correct details. Ongoing support is provided by our authentication team with every purchase.

Additional Information

100% Authentic.

The frames have been inspected by SCE.

The pictures tell the story.

NO STOCK PHOTOS USED.

Please feel free to ask us any questions.

Think before buying from those who do not offer returns.

We do our best to provide white-glove service.

Closing

From everyday wear to statement pieces, this isn’t about having more—it’s about having the right pair.

You’re not just buying eyewear.

You’re seeing the world through a new lens.