



Brazilian Jiu-Jitsu
Striking & Grappling in Bushwick, Brooklyn
Every day on the mat counts. Structured classes for all levels from fundamentals to advanced.
No experience needed • All fitness levels welcome • Loaner gear provided
Our Programs
Six programs across two floors. Try them all during your free trial.
Not sure which program? Start a 7-day free trial and try them all →

Brazilian Jiu-Jitsu (Gi & No-Gi)
Grappling technique from the ground up. Level up your gi and no-gi skill. All levels welcome from beginners to competitors.
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Muay Thai
Drilling, pad work, bag work, and sparring available. All levels welcome from beginners to competitors.
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Little Diamonds
A safe, structured play-based environment where kids build confidence, focus, and discipline. Ages 4-12.
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Boxing
Learn the sweet science. Footwork, combinations, conditioning, and proper technique. All levels from first-timers to fighters.
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Athletic Development
Speed, strength, mobility, and injury prevention. Full gym with barbells, dumbbells, kettlebells.
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Wrestling Lab
Takedowns, mat returns, and scrambles. Last Monday of every month, all levels welcome.
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8,000+ Square Feet Across Two Floors
Muay Thai ring, heavy bags, and a complete strength & conditioning gym on the first floor. Dedicated BJJ mat space on the second floor. Showers, private changing stalls on site. Loaner gloves, shin guards, and gis available.




Why Train Here?
Coaches Who Fight
Our coaches compete and corner fighters. They teach from experience, not theory. You get real technique from pros who have tested it.
No Ego
Upper belts roll with beginners, experienced strikers work with newcomers. A community where everyone helps everyone.
Real Facility Built For Training
8,000 sq ft across two floors: dedicated BJJ mats, a Muay Thai ring, heavy bags, skip knee bags, focus mitts, thai pads, kick shields, belly pads and a full weight room. Showers and loaner gear on site.
Decade in Bushwick
Open since 2015, Diamondheart is one of Bushwick's longest standing gyms. A place where everybody knows your name with programs built for all skill levels.
What Our Members Say
5.0 ★ · 250+reviews on Google →“The best place to train in new york city.”
— Justin
Find Us
Diamondheart Striking & Grappling
67 Ingraham St, Brooklyn, NY 11237
Hours
Ready to Start Training?
Try any class free for a week. No commitment, no pressure.