diff --git a/src/AmoCRM/Models/LeadModel.php b/src/AmoCRM/Models/LeadModel.php
index 27cd3c45..ab8934b9 100644
--- a/src/AmoCRM/Models/LeadModel.php
+++ b/src/AmoCRM/Models/LeadModel.php
@@ -111,7 +111,7 @@ class LeadModel extends BaseApiModel implements
     protected $closestTaskAt;
 
     /**
-     * @var int
+     * @var int|float|null
      */
     protected $price;
 
@@ -252,20 +252,20 @@ public function setName(string $name): self
         return $this;
     }
 
-    /**
-     * @return null|int
-     */
     public function getPrice(): ?int
     {
-        return $this->price;
+        return isset($this->price) ? (int)$this->price : null;
+    }
+
+    public function getPriceWithMinorUnits(): ?float
+    {
+        return isset($this->price) ? (float)$this->price : null;
     }
 
     /**
-     * @param null|int $price
-     *
-     * @return self
+     * @param int|float|null $price
      */
-    public function setPrice(?int $price): self
+    public function setPrice($price): self
     {
         $this->price = $price;
 
@@ -744,7 +744,9 @@ public static function fromArray(array $lead): self
             $leadModel->setName($lead['name']);
         }
 
-        if (array_key_exists('price', $lead) && !is_null($lead['price'])) {
+        if (array_key_exists('price_with_minor_units', $lead) && !is_null($lead['price_with_minor_units'])) {
+            $leadModel->setPrice((float)$lead['price_with_minor_units']);
+        } elseif (array_key_exists('price', $lead) && !is_null($lead['price'])) {
             $leadModel->setPrice((int)$lead['price']);
         }
 
@@ -861,6 +863,7 @@ public function toArray(): array
         $result = [
             'name' => $this->getName(),
             'price' => $this->getPrice(),
+            'price_with_minor_units' => $this->getPriceWithMinorUnits(),
             'responsible_user_id' => $this->getResponsibleUserId(),
             'group_id' => $this->getGroupId(),
             'status_id' => $this->getStatusId(),
@@ -932,8 +935,8 @@ public function toApi(?string $requestId = "0"): array
             $result['name'] = $this->getName();
         }
 
-        if (!is_null($this->getPrice())) {
-            $result['price'] = $this->getPrice();
+        if (!is_null($this->getPriceWithMinorUnits())) {
+            $result['price'] = $this->getPriceWithMinorUnits();
         }
 
         if (!is_null($this->getResponsibleUserId())) {
diff --git a/tests/Cases/Price/LeadPriceTest.php b/tests/Cases/Price/LeadPriceTest.php
new file mode 100644
index 00000000..d4ecc299
--- /dev/null
+++ b/tests/Cases/Price/LeadPriceTest.php
@@ -0,0 +1,194 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Cases\Price;
+
+use AmoCRM\Exceptions\InvalidArgumentException;
+use AmoCRM\Models\LeadModel;
+use PHPUnit\Framework\TestCase;
+
+class LeadPriceTest extends TestCase
+{
+    public function testSetPriceWithIntegerPreservesLegacyBehaviour(): void
+    {
+        $lead = (new LeadModel())->setPrice(100);
+
+        $this->assertPriceState($lead, 100, 100.0);
+    }
+
+    public function testSetPriceWithFloatExposesMinorUnitsAndTruncatesLegacyGetter(): void
+    {
+        $lead = (new LeadModel())->setPrice(100.5);
+
+        $this->assertPriceState($lead, 100, 100.5);
+    }
+
+    public function testSetPriceWithSmallFractionKeepsLegacyPriceAtZero(): void
+    {
+        $lead = (new LeadModel())->setPrice(0.1);
+
+        $this->assertPriceState($lead, 0, 0.1);
+        $this->assertSame(0, $lead->toArray()['price']);
+        $this->assertSame(0.1, $lead->toArray()['price_with_minor_units']);
+        $this->assertSame(0.1, $lead->toApi()['price']);
+    }
+
+    public function testSetPriceWithLargeFractionDoesNotRoundLegacyPriceUp(): void
+    {
+        $lead = (new LeadModel())->setPrice(99999999.999);
+
+        $this->assertPriceState($lead, 99999999, 99999999.999);
+        $this->assertNotSame(100000000, $lead->getPrice());
+        $this->assertSame(99999999, $lead->toArray()['price']);
+        $this->assertSame(99999999.999, $lead->toArray()['price_with_minor_units']);
+        $this->assertSame(99999999.999, $lead->toApi()['price']);
+    }
+
+    public function testSetPriceWithNullLeavesBothRepresentationsNull(): void
+    {
+        $lead = (new LeadModel())->setPrice(null);
+
+        $this->assertPriceState($lead, null, null);
+    }
+
+    /**
+     * @throws InvalidArgumentException
+     */
+    public function testFromArrayUsesLegacyPriceWhenOnlyPriceIsProvided(): void
+    {
+        $this->assertPriceState(
+            LeadModel::fromArray(['id' => 1, 'price' => 200]),
+            200,
+            200.0
+        );
+    }
+
+    /**
+     * @throws InvalidArgumentException
+     */
+    public function testFromArrayUsesMinorUnitsPriceWhenProvided(): void
+    {
+        $this->assertPriceState(
+            LeadModel::fromArray(['id' => 1, 'price_with_minor_units' => 200.75]),
+            200,
+            200.75
+        );
+    }
+
+    /**
+     * @throws InvalidArgumentException
+     */
+    public function testFromArrayWithSmallFractionKeepsLegacyPriceAtZero(): void
+    {
+        $this->assertPriceState(
+            LeadModel::fromArray(['id' => 1, 'price_with_minor_units' => 0.1]),
+            0,
+            0.1
+        );
+    }
+
+    /**
+     * @throws InvalidArgumentException
+     */
+    public function testFromArrayWithLargeFractionDoesNotRoundLegacyPriceUp(): void
+    {
+        $lead = LeadModel::fromArray([
+            'id' => 1,
+            'price_with_minor_units' => 99999999.999,
+        ]);
+
+        $this->assertPriceState($lead, 99999999, 99999999.999);
+        $this->assertNotSame(100000000, $lead->getPrice());
+    }
+
+    /**
+     * @throws InvalidArgumentException
+     */
+    public function testFromArrayPrefersMinorUnitsOverLegacyPrice(): void
+    {
+        $lead = LeadModel::fromArray([
+            'id' => 1,
+            'price' => 300,
+            'price_with_minor_units' => 300.99,
+        ]);
+
+        $this->assertPriceState($lead, 300, 300.99);
+    }
+
+    /**
+     * @throws InvalidArgumentException
+     */
+    public function testFromArrayFallsBackToLegacyPriceWhenMinorUnitsIsNull(): void
+    {
+        $lead = LeadModel::fromArray([
+            'id' => 1,
+            'price' => 400,
+            'price_with_minor_units' => null,
+        ]);
+
+        $this->assertPriceState($lead, 400, 400.0);
+    }
+
+    public function testToArrayIncludesBothPriceRepresentations(): void
+    {
+        $this->assertSame(
+            [
+                'name' => null,
+                'price' => 123,
+                'price_with_minor_units' => 123.45,
+                'responsible_user_id' => null,
+                'group_id' => null,
+                'status_id' => null,
+                'pipeline_id' => null,
+                'loss_reason_id' => null,
+                'source_id' => null,
+                'created_by' => null,
+                'updated_by' => null,
+                'created_at' => null,
+                'updated_at' => null,
+                'closed_at' => null,
+                'closest_task_at' => null,
+                'is_deleted' => null,
+                'custom_fields_values' => null,
+                'score' => null,
+                'account_id' => null,
+                'id' => 1,
+            ],
+            (new LeadModel())
+                ->setId(1)
+                ->setPrice(123.45)
+                ->toArray()
+        );
+    }
+
+    public function testToApiUsesMinorUnitsInPriceFieldForFloatInput(): void
+    {
+        $this->assertSame(
+            ['price' => 100.5, 'request_id' => '0'],
+            (new LeadModel())->setPrice(100.5)->toApi()
+        );
+    }
+
+    public function testToApiUsesNumericPriceFieldForIntegerInput(): void
+    {
+        $this->assertSame(
+            ['price' => 100.0, 'request_id' => '0'],
+            (new LeadModel())->setPrice(100)->toApi()
+        );
+    }
+
+    public function testToApiOmitsPriceWhenItWasNotSet(): void
+    {
+        $this->assertSame(['request_id' => '0'], (new LeadModel())->toApi());
+    }
+
+    private function assertPriceState(LeadModel $lead, ?int $legacyPrice, ?float $priceWithMinorUnits): void
+    {
+        $this->assertSame($legacyPrice, $lead->getPrice());
+
+        is_null($priceWithMinorUnits)
+            ? $this->assertNull($lead->getPriceWithMinorUnits())
+            : $this->assertSame($priceWithMinorUnits, $lead->getPriceWithMinorUnits());
+    }
+}