Filthy Diamond Health Inspection Grade
American · 679 Knickerbocker Avenue, Brooklyn, NY 11221
Current Grade
Current grade
N/A
Latest score
42
Last inspection
April 30, 2026
Critical / non-critical points
33 / 9
Filthy Diamond currently has no posted grade from the NYC Department of Health. Its latest inspection on April 30, 2026 found 9 violations, including 5 critical violations, for a total score of 42 points.
Latest Violations
5 critical · 4 non-critical
Critical
- Cold TCS food item held above 41 °F; smoked or processed fish held above 38 °F; intact raw eggs held above 45 °F; or reduced oxygen packaged (ROP) TCS foods held above required temperatures except during active necessary preparation.
- Food contact surface not properly washed, rinsed and sanitized after each use and following any activity when contamination may have occurred.
- Food, supplies, or equipment not protected from potential source of contamination during storage, preparation, transportation, display, service or from customer’s refillable, reusable container. Condiments not in single-service containers or dispensed directly by the vendor.
- Hot TCS food item not held at or above 140 °F.
- Tobacco or electronic cigarette use, eating, or drinking from open container in food preparation, food storage or dishwashing area.
Non-Critical
- Design, construction, materials used or maintenance of food contact surface improper. Surface not easily cleanable, sanitized and maintained.
- Dishwashing and ware washing: Cleaning and sanitizing of tableware, including dishes, utensils, and equipment deficient.
- Wash hands sign not posted near or above hand washing sink.
- Ashtray present in smoke-free area.
Latest Inspection Details
April 30, 2026
- Date
- April 30, 2026
- Type
- Cycle Inspection / Initial Inspection
- Action
- Violations were cited in the following area(s).
- Grade
- N/A
- Score
- 42
- Critical points
- 33
- Non-critical points
- 9
- Violations
- 9 (5 critical, 4 non-critical)
Inspection History
2 inspections
Apr 30, 2026
Inspection Type: Cycle Inspection / Initial Inspection
Action: Violations were cited in the following area(s).
Sep 22, 2024
Inspection Type: Pre-permit (Operational) / Initial Inspection
Action: Violations were cited in the following area(s).
Grade Trend
Filthy Diamond received a A grade in its most recent graded cycle inspection in September 2024 with a score of 11.
What This Grade Means
NYC inspection scores are penalty points. Lower scores are better. A score of 0–13 generally qualifies for an A, 14–27 for a B, and 28+ for a C.
Filthy Diamond's latest score: 42
Grade range: C
Learn more about NYC restaurant grades →Frequently Asked Questions
What is Filthy Diamond's current NYC health grade?
Filthy Diamond does not currently have a posted NYC health grade.
When was Filthy Diamond last inspected?
Filthy Diamond was last inspected on April 30, 2026.
What was Filthy Diamond's latest inspection score?
Filthy Diamond's latest inspection score was 42 points.
How many violations did Filthy Diamond have in its latest inspection?
Filthy Diamond had 9 violations in its latest inspection, including 5 critical violations and 4 non-critical violations.
Where is Filthy Diamond located?
Filthy Diamond is located at 679 Knickerbocker Avenue in Brooklyn, NY 11221.
Data source: NYC Department of Health and Mental Hygiene restaurant inspection data via NYC Open Data. Inspection results may change as new inspections, reinspections, or adjudications are posted.
Restaurant ID: 50136112
Last updated: July 3, 2026