> ## Documentation Index
> Fetch the complete documentation index at: https://developers.unbridaled.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Is Diamond In Stock

> Check whether a diamond SKU is currently in stock (quantity > 0).

**No authentication required** — this is a public endpoint.



## OpenAPI

````yaml get /api/v3/diamonds/{sku}/is_in_stock
openapi: 3.1.0
info:
  title: Unbridaled Marketplace Merchant API v3
  description: Developer API to integrate with Unbridaled Marketplace (v3)
  version: 3.0.0
servers:
  - url: https://api-staging.unbridaled.ai
    description: Sandbox API
  - description: Production API
    url: https://api.unbridaled.ai
security:
  - apikeyAuth: []
tags:
  - name: Diamonds
  - name: Inventory
  - name: Orders
  - name: Merchant Templates
  - name: Merchant Addresses
  - name: Profit Margins
  - name: Defaults
paths:
  /api/v3/diamonds/{sku}/is_in_stock:
    get:
      tags:
        - Inventory
      summary: Is Diamond In Stock
      description: |-
        Check whether a diamond SKU is currently in stock (quantity > 0).

        **No authentication required** — this is a public endpoint.
      parameters:
        - name: sku
          in: path
          required: true
          schema:
            type: string
          description: SKU of the diamond to check.
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                type: object
                properties:
                  available:
                    type: boolean
                    description: Whether the diamond is currently in stock.
              example:
                available: true
        '404':
          description: Diamond not found.
          content:
            application/json:
              schema:
                type: object
                properties:
                  detail:
                    type: string
              example:
                detail: GEM_NOT_FOUND
      security: []
components:
  securitySchemes:
    apikeyAuth:
      type: http
      scheme: bearer

````