diff --git a/packages/clients/src/scw/custom-types.ts b/packages/clients/src/scw/custom-types.ts
index 34e79d060..8e5d16c8b 100644
--- a/packages/clients/src/scw/custom-types.ts
+++ b/packages/clients/src/scw/custom-types.ts
@@ -67,3 +67,16 @@ export interface ScwFile {
   /** Content of the file in base64. */
   content: string
 }
+
+/** A representation of a decimal value, such as 2.5.
+ * Comparable to language-native decimal formats, such as Java's BigDecimal or Python's decimal.Decimal.
+ * Lookup protobuf google.type.Decimal for details  */
+export class Decimal {
+  private readonly str: string
+
+  constructor(v: string) {
+    this.str = v
+  }
+
+  public toString = (): string => this.str
+}