diff --git a/src/sync/impl.ts b/src/sync/impl.ts
index 74f351d..7dc7905 100644
--- a/src/sync/impl.ts
+++ b/src/sync/impl.ts
@@ -1,3 +1,5 @@
+import { BaseAsyncSequence } from "../async/impl.js";
+import { AsyncSequence } from "../async/types.js";
 import { Collector } from "../collector/types.js";
 import { createEqualityMap } from "../equality-map.js";
 import { createEqualitySet } from "../equality-set.js";
@@ -626,6 +628,10 @@ export abstract class BaseSequence<TElement> extends SequenceMarker implements S
     return new CacheSequence<TElement>(this);
   }
 
+  awaited(): AsyncSequence<Awaited<TElement>> {
+    return new AwaitedSequence<TElement>(this);
+  }
+
   asArray() {
     return this.toArray();
   }
@@ -954,9 +960,9 @@ export class DelegatedSequence<TElement> extends SequenceMarker implements Seque
     return this.#sequence.cached();
   }
 
-  // awaited(): AsyncSequence<Awaited<TElement>> {
-  //   return this.#sequence.awaited();
-  // }
+  awaited(): AsyncSequence<Awaited<TElement>> {
+    return this.#sequence.awaited();
+  }
 
   asArray() {
     return this.#sequence.asArray();
@@ -2481,16 +2487,16 @@ class PartitionBySequence<TElement, TBy> extends BaseSequence<TElement[]> {
   }
 }
 
-// class AwaitedSequence<T> extends BaseAsyncSequence<Awaited<T>> {
-//   readonly #sequence: Sequence<T>;
+class AwaitedSequence<T> extends BaseAsyncSequence<Awaited<T>> {
+  readonly #sequence: Sequence<T>;
 
-//   constructor(sequence: Sequence<T>) {
-//     super();
+  constructor(sequence: Sequence<T>) {
+    super();
 
-//     this.#sequence = sequence;
-//   }
+    this.#sequence = sequence;
+  }
 
-//   override async *iterator() {
-//     yield* this.#sequence;
-//   }
-// }
+  override async *iterator() {
+    yield* this.#sequence;
+  }
+}
diff --git a/src/sync/types.ts b/src/sync/types.ts
index c5de42e..8aa9022 100644
--- a/src/sync/types.ts
+++ b/src/sync/types.ts
@@ -1,3 +1,4 @@
+import { AsyncSequence } from "../async/types.js";
 import { Collector } from "../collector/types.js";
 import { RandomOptions } from "../random/types.js";
 import { Predicate, Converter, FilterPredicate, Equater, BiConverter, Accumulator, Comparer, Action } from "../types.js";
@@ -112,7 +113,7 @@ export interface Sequence<TElement> extends Iterable<TElement> {
 
   cached(): Sequence<TElement>;
 
-  // awaited(): AsyncSequence<Awaited<TElement>>;
+  awaited(): AsyncSequence<Awaited<TElement>>;
 
   asArray(): TElement[];
   toArray(): TElement[];