Studio Kondra

Handmade Jewelry from Brooklyn, NY

View Collection

Collection

Each piece is handmade in studio. All available in Sterling Silver, 14–18kt Gold, and Brass. Custom sizing available. Tap any piece to view all angles and inquire.

Selected Works / Custom Commissions

Please inquire for custom commissions

Johnny Kondratenko, jeweler, wearing his silver rings

About

My name is Johnny Kondratenko and I am a Brooklyn based independent jeweler since 2023. Please feel free to contact me for anything and I'd be happy to help!

Studio Kondra
By appointment
Phone: 914 · 346 · 0239
Instagram: @studiokondra

Services

Custom Commissions

Have something in mind? No idea where to start? I'd love to work with you to bring your vision to life — or design something custom with my own direction in mind. Either way, let's make something one of a kind.

Start a Commission

Repairs & Restoration

Resizing, stone resetting, and restoration of worn or inherited pieces. Bring me what's broken — I'll bring it back to life.

Request a Repair

Contact

Questions, purchases, commissions, or repairs — reach out directly.

I usually reply within a day or two.

Phone 914 · 346 · 0239
Instagram @studiokondra