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Four Diamonds

164 S Washington ST, Seattle, WA 98104

Last inspected Oct 9, 2026

Official source: Public Health — Seattle & King County (kingcounty.gov) · All data sources

Needs work. The lowest passing band — enough violations to signal real problems, typically with a follow-up inspection required.

C
Needs work
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The record, in plain English

CleanPlate holds 4 inspections on record for Four Diamonds, spanning April 2025 to October 2026 — every one straight from Public Health — Seattle & King County.

It has held needs work across its last two inspections.

The most recent inspection noted 1 violation, none of them critical.

Every sentence above is computed directly from the official record — CleanPlate adds no opinions. How our grading works →

Inspection history

  1. Oct 9, 2026

    C
    1 violation
    • 4100 - Warewashing facilities properly installed, maintained, used; sanitizer concentration; test strips available and used

  2. Sep 26, 2025

    C

  3. Sep 16, 2025

    C
    6 violations
    • 3300 - Potential food contamination prevented during delivery, preparation, storage, display
    • 3600 - Proper eating, tasting, drinking, or tobacco use
    • 0500 - Proper barriers used to prevent bare hand contact with ready-to-eat foods
    • 0100 - PIC present, demonstrates knowledge and performs duties to maintain AMC; certified manager on staff unless exempt
    • 2600 - Compliance with valid permit; operating and risk control plans, and required written procedures
    • 2120 - Proper cold holding temperatures; between 42 to 45 degrees Fahrenheit (F) (6 to 7 degrees Celsius (C))

  4. Apr 23, 2025

    C
    3 violations
    • 4100 - Warewashing facilities properly installed, maintained, used; sanitizer concentration; test strips available and used
    • 0100 - PIC present, demonstrates knowledge and performs duties to maintain AMC; certified manager on staff unless exempt
    • 1600 - Proper cooling procedure

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Source: Public Health — Seattle & King County (kingcounty.gov). Data shown unmodified from the official government record. CleanPlate is an independent service, not affiliated with any government agency. See something wrong? Report a data issue.