diff --git a/src/pretty-format.js b/src/pretty-format.js
index fa3d6dc..d255a8a 100755
--- a/src/pretty-format.js
+++ b/src/pretty-format.js
@@ -279,10 +279,10 @@ Type.Number = new Type({
  * @memberOf Type
  */
 Type.Object = new Type({
-  test: _.isPlainObject,
+  test: _.isObject,
 
   print(val) {
-    var result = 'Object {',
+    var result = val.constructor.name + ' {',
         keys = _.keys(val),
         symbols = getSymbols(val);
 
@@ -420,11 +420,12 @@ Type.all = [
   Type.NaN,
   Type.Null,
   Type.Number,
-  Type.Object,
   Type.RegExp,
   Type.Set,
   Type.String,
   Type.Symbol,
   Type.Undefined,
-  Type.Date
+  Type.Date,
+
+  Type.Object
 ];
diff --git a/test/unit/types.js b/test/unit/types.js
index 8d69893..29b4700 100755
--- a/test/unit/types.js
+++ b/test/unit/types.js
@@ -222,14 +222,19 @@ describe('Type', function() {
   }());
 
   (function() {
+    function Foo() {}
+    var foo = new Foo();
+
     typeTests('Object', Type.Object, {
       test: [
         { value: {}, pass: true },
-        { value: new Map(), pass: false },
-        { value: [], pass: false }
+        { value: foo, pass: true },
+        { value: new Map(), pass: true },
+        { value: [], pass: true }
       ],
       print: [
         { input: {}, output: 'Object {}' },
+        { input: foo, output: 'Foo {}' },
         { input: { foo: 'bar', bar: 'baz' }, output: 'Object {\n  "foo": "bar",\n  "bar": "baz"\n}' },
         { input: { foo: { bar: 'baz' } }, output: 'Object {\n  "foo": Object {\n    "bar": "baz"\n  }\n}' },
         { input: { [Symbol('foo')]: 'foo' }, output: 'Object {\n  Symbol(foo): "foo"\n}' }