diff --git a/CHANGELOG.md b/CHANGELOG.md
index afb5669..baf8bad 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -34,6 +34,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
   * `getTimeLowHex()`
   * `getTimeMid()`
   * `getTimeMidHex()`
+  * `getTimestamp()`
+  * `getTimestampHex()`
 * Remove dependency on ramsey/collection package.
 
 
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index aec6144..777e304 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -14,7 +14,7 @@ parameters:
         -
             # Legacy methods of `Ramsey\Uuid` use interface methods that are NOT defined on `FieldsInterface`
             message: '#^Call to an undefined method Ramsey\\Uuid\\Fields\\FieldsInterface::get.*$#'
-            count: 6
+            count: 4
             path: ./src/Lazy/LazyUuidFromString.php
         -
             message: '#^Result of \|\| is always false\.$#'
diff --git a/src/DeprecatedUuidInterface.php b/src/DeprecatedUuidInterface.php
index 5a1c710..a3469df 100644
--- a/src/DeprecatedUuidInterface.php
+++ b/src/DeprecatedUuidInterface.php
@@ -53,14 +53,6 @@ interface DeprecatedUuidInterface
      */
     public function getNodeHex(): string;
 
-    /**
-     * @deprecated Use {@see UuidInterface::getFields()} to get a
-     *     {@see FieldsInterface} instance. If it is a
-     *     {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
-     *     {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getTimestamp()}.
-     */
-    public function getTimestampHex(): string;
-
     /**
      * @deprecated In ramsey/uuid version 5.0.0, this will be removed from this
      *     interface. It has moved to {@see \Ramsey\Uuid\Rfc4122\UuidInterface::getUrn()}.
diff --git a/src/DeprecatedUuidMethodsTrait.php b/src/DeprecatedUuidMethodsTrait.php
index 75df242..72fbaf3 100644
--- a/src/DeprecatedUuidMethodsTrait.php
+++ b/src/DeprecatedUuidMethodsTrait.php
@@ -164,36 +164,6 @@ trait DeprecatedUuidMethodsTrait
         return $this->fields->getNode()->toString();
     }
 
-    /**
-     * @deprecated Use {@see UuidInterface::getFields()} to get a
-     *     {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
-     *     instance, you may call {@see Rfc4122FieldsInterface::getTimestamp()}
-     *     and use the arbitrary-precision math library of your choice to
-     *     convert it to a string integer.
-     */
-    public function getTimestamp(): string
-    {
-        if ($this->fields->getVersion() !== 1) {
-            throw new UnsupportedOperationException('Not a time-based UUID');
-        }
-
-        return $this->numberConverter->fromHex($this->fields->getTimestamp()->toString());
-    }
-
-    /**
-     * @deprecated Use {@see UuidInterface::getFields()} to get a
-     *     {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
-     *     instance, you may call {@see Rfc4122FieldsInterface::getTimestamp()}.
-     */
-    public function getTimestampHex(): string
-    {
-        if ($this->fields->getVersion() !== 1) {
-            throw new UnsupportedOperationException('Not a time-based UUID');
-        }
-
-        return $this->fields->getTimestamp()->toString();
-    }
-
     /**
      * @deprecated This has moved to {@see Rfc4122FieldsInterface::getUrn()} and
      *     is available on {@see \Ramsey\Uuid\Rfc4122\UuidV1},
diff --git a/src/Lazy/LazyUuidFromString.php b/src/Lazy/LazyUuidFromString.php
index 45a9733..92f724b 100644
--- a/src/Lazy/LazyUuidFromString.php
+++ b/src/Lazy/LazyUuidFromString.php
@@ -16,7 +16,6 @@ namespace Ramsey\Uuid\Lazy;
 
 use DateTimeInterface;
 use Ramsey\Uuid\Converter\NumberConverterInterface;
-use Ramsey\Uuid\Exception\UnsupportedOperationException;
 use Ramsey\Uuid\Fields\FieldsInterface;
 use Ramsey\Uuid\Nonstandard\UuidV6;
 use Ramsey\Uuid\Rfc4122\UuidV1;
@@ -162,13 +161,6 @@ final class LazyUuidFromString implements UuidInterface
             ->getNodeHex();
     }
 
-    /** @psalm-suppress DeprecatedMethod */
-    public function getTimestampHex(): string
-    {
-        return ($this->unwrapped ?? $this->unwrap())
-            ->getTimestampHex();
-    }
-
     /** @psalm-suppress DeprecatedMethod */
     public function getUrn(): string
     {
@@ -347,31 +339,6 @@ final class LazyUuidFromString implements UuidInterface
             );
     }
 
-    /**
-     * @deprecated Use {@see UuidInterface::getFields()} to get a
-     *     {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
-     *     instance, you may call {@see Rfc4122FieldsInterface::getTimestamp()}
-     *     and use the arbitrary-precision math library of your choice to
-     *     convert it to a string integer.
-     *
-     * @psalm-suppress UndefinedInterfaceMethod
-     * @psalm-suppress DeprecatedMethod
-     * @psalm-suppress MixedArgument
-     * @psalm-suppress MixedMethodCall
-     */
-    public function getTimestamp(): string
-    {
-        $instance = ($this->unwrapped ?? $this->unwrap());
-        $fields = $instance->getFields();
-
-        if ($fields->getVersion() !== 1) {
-            throw new UnsupportedOperationException('Not a time-based UUID');
-        }
-
-        return $instance->getNumberConverter()
-            ->fromHex($fields->getTimestamp()->toString());
-    }
-
     public function toUuidV1(): UuidV1
     {
         $instance = ($this->unwrapped ?? $this->unwrap());
diff --git a/tests/ExpectedBehaviorTest.php b/tests/ExpectedBehaviorTest.php
index 6ebede2..1e5d91b 100644
--- a/tests/ExpectedBehaviorTest.php
+++ b/tests/ExpectedBehaviorTest.php
@@ -156,7 +156,6 @@ class ExpectedBehaviorTest extends TestCase
         $this->assertSame('281474976710655', (string) $uuid->getNode());
         $this->assertSame('3fff', $uuid->getFields()->getClockSeq()->toString());
         $this->assertSame('16383', (string) $uuid->getClockSequence());
-        $this->assertTrue(ctype_digit((string) $uuid->getTimestamp()));
     }
 
     /**
diff --git a/tests/UuidTest.php b/tests/UuidTest.php
index 518fb1d..25c32f4 100644
--- a/tests/UuidTest.php
+++ b/tests/UuidTest.php
@@ -338,51 +338,28 @@ class UuidTest extends TestCase
         $this->assertSame('c57d', $uuid->getFields()->getTimeMid()->toString());
     }
 
-    public function testGetTimestamp(): void
-    {
-        // Check for a recent date
-        /** @var Uuid $uuid */
-        $uuid = Uuid::fromString('ff6f8cb0-c57d-11e1-9b21-0800200c9a66');
-        $this->assertSame('135606608744910000', $uuid->getTimestamp());
-
-        // Check for an old date
-        /** @var Uuid $uuid */
-        $uuid = Uuid::fromString('0901e600-0154-1000-9b21-0800200c9a66');
-        $this->assertSame('1460440000000', $uuid->getTimestamp());
-    }
-
     public function testGetTimestampHex(): void
     {
         // Check for a recent date
+        /** @var \Ramsey\Uuid\Rfc4122\UuidInterface $uuid */
         $uuid = Uuid::fromString('ff6f8cb0-c57d-11e1-9b21-0800200c9a66');
-        $this->assertSame('1e1c57dff6f8cb0', $uuid->getTimestampHex());
+        $this->assertSame('1e1c57dff6f8cb0', $uuid->getFields()->getTimestamp()->toString());
 
         // Check for an old date
+        /** @var \Ramsey\Uuid\Rfc4122\UuidInterface $uuid */
         $uuid = Uuid::fromString('0901e600-0154-1000-9b21-0800200c9a66');
-        $this->assertSame('00001540901e600', $uuid->getTimestampHex());
-    }
-
-    public function testGetTimestampFromNonVersion1Uuid(): void
-    {
-        // Using a version 4 UUID to test
-        /** @var Uuid $uuid */
-        $uuid = Uuid::fromString('bf17b594-41f2-474f-bf70-4c90220f75de');
-
-        $this->expectException(UnsupportedOperationException::class);
-        $this->expectExceptionMessage('Not a time-based UUID');
-
-        $uuid->getTimestamp();
+        $this->assertSame('00001540901e600', $uuid->getFields()->getTimestamp()->toString());
     }
 
     public function testGetTimestampHexFromNonVersion1Uuid(): void
     {
         // Using a version 4 UUID to test
+        /** @var \Ramsey\Uuid\Rfc4122\UuidInterface $uuid */
         $uuid = Uuid::fromString('bf17b594-41f2-474f-bf70-4c90220f75de');
 
-        $this->expectException(UnsupportedOperationException::class);
-        $this->expectExceptionMessage('Not a time-based UUID');
-
-        $uuid->getTimestampHex();
+        // This threw an exception in versions of ramsey/uuid earlier than 5.0.0.
+        // The test is here now to ensure we don't throw an exception.
+        $this->assertSame('74f41f2bf17b594', $uuid->getFields()->getTimestamp()->toString());
     }
 
     public function testGetUrn(): void
@@ -1188,9 +1165,7 @@ class UuidTest extends TestCase
             );
             $this->assertSame($fields['node'], $uuid->getNodeHex());
             $this->assertSame($urn, $uuid->getUrn());
-            if ($uuid->getVersion() === 1) {
-                $this->assertSame($time, $uuid->getTimestampHex());
-            }
+            $this->assertSame($time, $uuid->getFields()->getTimestamp()->toString());
             $this->assertSame($clockSeq, $uuid->getFields()->getClockSeq()->toString());
             $this->assertSame($variant, $uuid->getVariant());
             $this->assertSame($version, $uuid->getVersion());
@@ -1222,7 +1197,7 @@ class UuidTest extends TestCase
                     'node' => '000000000000',
                 ],
                 'urn' => 'urn:uuid:00000000-0000-0000-0000-000000000000',
-                'time' => '0',
+                'time' => '000000000000000',
                 'clock_seq' => '0000',
                 'variant' => Uuid::RESERVED_NCS,
                 'version' => null,
diff --git a/tests/static-analysis/UuidIsImmutable.php b/tests/static-analysis/UuidIsImmutable.php
index 6d421b5..b53982f 100644
--- a/tests/static-analysis/UuidIsImmutable.php
+++ b/tests/static-analysis/UuidIsImmutable.php
@@ -57,7 +57,6 @@ final class UuidIsImmutable
             $a->getDateTime(),
             $a->getInteger(),
             $a->getNodeHex(),
-            $a->getTimestampHex(),
             $a->getUrn(),
             $a->getVariant(),
             $a->getVersion(),