diff --git a/src/ClientContextInterface.php b/src/ClientContextInterface.php
index 97f133b0..5a8d2803 100644
--- a/src/ClientContextInterface.php
+++ b/src/ClientContextInterface.php
@@ -26,6 +26,7 @@ use Predis\Command\CommandInterface;
  * @method $this exists($key)
  * @method $this expire($key, $seconds)
  * @method $this expireat($key, $timestamp)
+ * @method $this expiretime(string $key)
  * @method $this keys($pattern)
  * @method $this move($key, $db)
  * @method $this object($subcommand, $key)
diff --git a/src/ClientInterface.php b/src/ClientInterface.php
index 73e61310..60271d96 100644
--- a/src/ClientInterface.php
+++ b/src/ClientInterface.php
@@ -35,6 +35,7 @@ use Predis\Response\Status;
  * @method int               exists(string $key)
  * @method int               expire(string $key, int $seconds)
  * @method int               expireat(string $key, int $timestamp)
+ * @method int               expiretime(string $key)
  * @method array             keys(string $pattern)
  * @method int               move(string $key, int $db)
  * @method mixed             object($subcommand, string $key)
diff --git a/src/Command/Redis/EXPIRETIME.php b/src/Command/Redis/EXPIRETIME.php
new file mode 100644
index 00000000..8825589d
--- /dev/null
+++ b/src/Command/Redis/EXPIRETIME.php
@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the Predis package.
+ *
+ * (c) 2009-2020 Daniele Alessandri
+ * (c) 2021-2023 Till Krüss
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Predis\Command\Redis;
+
+use Predis\Command\Command as RedisCommand;
+
+/**
+ * @see https://redis.io/commands/expiretime/
+ *
+ * Returns the absolute Unix timestamp (since January 1, 1970)
+ * in seconds at which the given key will expire.
+ */
+class EXPIRETIME extends RedisCommand
+{
+    public function getId()
+    {
+        return 'EXPIRETIME';
+    }
+}
diff --git a/tests/Predis/Command/Redis/EXPIRETIME_Test.php b/tests/Predis/Command/Redis/EXPIRETIME_Test.php
new file mode 100644
index 00000000..4997dcd1
--- /dev/null
+++ b/tests/Predis/Command/Redis/EXPIRETIME_Test.php
@@ -0,0 +1,77 @@
+<?php
+
+/*
+ * This file is part of the Predis package.
+ *
+ * (c) 2009-2020 Daniele Alessandri
+ * (c) 2021-2023 Till Krüss
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Predis\Command\Redis;
+
+/**
+ * @group commands
+ * @group realm-keys
+ */
+class EXPIRETIME_Test extends PredisCommandTestCase
+{
+    /**
+     * {@inheritdoc}
+     */
+    protected function getExpectedCommand(): string
+    {
+        return EXPIRETIME::class;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function getExpectedId(): string
+    {
+        return 'EXPIRETIME';
+    }
+
+    /**
+     * @group disconnected
+     */
+    public function testFilterArguments(): void
+    {
+        $arguments = ['key'];
+        $expected = ['key'];
+
+        $command = $this->getCommand();
+        $command->setArguments($arguments);
+
+        $this->assertSame($expected, $command->getArguments());
+    }
+
+    /**
+     * @group disconnected
+     */
+    public function testParseResponse(): void
+    {
+        $this->assertSame(1, $this->getCommand()->parseResponse(1));
+    }
+
+    /**
+     * @group connected
+     * @return void
+     * @requiresRedisVersion >= 7.0.0
+     */
+    public function testReturnsCorrectKeyExpirationTime(): void
+    {
+        $expirationTime = (int) microtime(true) + 100000;
+        $redis = $this->getClient();
+
+        $redis->set('key', 'value');
+        $redis->set('key1', 'value');
+        $redis->expireat('key', $expirationTime);
+
+        $this->assertSame($expirationTime, $redis->expiretime('key'));
+        $this->assertSame(-1, $redis->expiretime('key1'));
+        $this->assertSame(-2, $redis->expiretime('non-existing key'));
+    }
+}