diff --git a/graphene/relay/mutation.py b/graphene/relay/mutation.py
index 8db462d6..2fa6e187 100644
--- a/graphene/relay/mutation.py
+++ b/graphene/relay/mutation.py
@@ -21,8 +21,8 @@ class ClientIDMutationMeta(ObjectTypeMeta):
 
         input_class = attrs.pop('Input', None)
         base_name = re.sub('Payload$', '', name)
-        if 'client_mutation_id' not in attrs:
-            attrs['client_mutation_id'] = String(name='clientMutationId')
+        default_client_mutation_id = String(name='clientMutationId')
+        attrs['client_mutation_id'] = attrs.get('client_mutation_id', default_client_mutation_id)
         cls = ObjectTypeMeta.__new__(cls, '{}Payload'.format(base_name), bases, attrs)
         mutate_and_get_payload = getattr(cls, 'mutate_and_get_payload', None)
         if cls.mutate and cls.mutate.__func__ == ClientIDMutation.mutate.__func__:
@@ -38,7 +38,7 @@ class ClientIDMutationMeta(ObjectTypeMeta):
             input_attrs = props(input_class)
         else:
             bases += (input_class, )
-        input_attrs['client_mutation_id'] = String(name='clientMutationId')
+        input_attrs['client_mutation_id'] = default_client_mutation_id
         cls.Input = type('{}Input'.format(base_name), bases + (InputObjectType,), input_attrs)
         cls.Field = partial(Field, cls, resolver=cls.mutate, input=Argument(cls.Input, required=True))
         return cls
diff --git a/graphene/relay/node.py b/graphene/relay/node.py
index c1bbe6d5..4c0258cb 100644
--- a/graphene/relay/node.py
+++ b/graphene/relay/node.py
@@ -35,24 +35,26 @@ def get_default_connection(cls):
 
 class GlobalID(Field):
 
-    def __init__(self, node, *args, **kwargs):
-        super(GlobalID, self).__init__(ID, *args, **kwargs)
-        self.node = node
+    def __init__(self, node=None, parent_type=None, required=True, *args, **kwargs):
+        super(GlobalID, self).__init__(ID, required=required, *args, **kwargs)
+        self._node = node or Node
+        self._parent_type_name = parent_type._meta.name if parent_type else None
 
     @staticmethod
-    def id_resolver(parent_resolver, node, root, args, context, info):
-        id = parent_resolver(root, args, context, info)
-        return node.to_global_id(info.parent_type.name, id)  # root._meta.name
+    def id_resolver(parent_resolver, node, root, args, context, info, parent_type_name=None):
+        type_id = parent_resolver(root, args, context, info)
+        parent_type_name = parent_type_name or info.parent_type.name  # root._meta.name
+        return node.to_global_id(parent_type_name, type_id)
 
     def get_resolver(self, parent_resolver):
-        return partial(self.id_resolver, parent_resolver, self.node)
+        return partial(self.id_resolver, parent_resolver, self._node, parent_type_name=self._parent_type_name)
 
 
 class NodeMeta(InterfaceMeta):
 
     def __new__(cls, name, bases, attrs):
         cls = InterfaceMeta.__new__(cls, name, bases, attrs)
-        cls._meta.fields['id'] = GlobalID(cls, required=True, description='The ID of the object.')
+        cls._meta.fields['id'] = GlobalID(cls, description='The ID of the object.')
         return cls
 
 
diff --git a/graphene/relay/tests/test_mutation.py b/graphene/relay/tests/test_mutation.py
index 34fbb936..4c14c684 100644
--- a/graphene/relay/tests/test_mutation.py
+++ b/graphene/relay/tests/test_mutation.py
@@ -1,10 +1,12 @@
 import pytest
 
+from graphql_relay import to_global_id
+
 from ...types import (AbstractType, Argument, Field, InputField,
                       InputObjectType, NonNull, ObjectType, Schema)
 from ...types.scalars import String
 from ..mutation import ClientIDMutation
-from ..node import Node
+from ..node import GlobalID, Node
 
 
 class SharedFields(AbstractType):
@@ -23,12 +25,14 @@ class SaySomething(ClientIDMutation):
 
     class Input:
         what = String()
+
     phrase = String()
+    my_node_id = GlobalID(parent_type=MyNode)
 
     @staticmethod
     def mutate_and_get_payload(args, context, info):
         what = args.get('what')
-        return SaySomething(phrase=str(what))
+        return SaySomething(phrase=str(what), my_node_id=1)
 
 
 class OtherMutation(ClientIDMutation):
@@ -71,8 +75,9 @@ def test_no_mutate_and_get_payload():
 
 def test_mutation():
     fields = SaySomething._meta.fields
-    assert list(fields.keys()) == ['phrase', 'client_mutation_id']
+    assert list(fields.keys()) == ['phrase', 'my_node_id', 'client_mutation_id']
     assert isinstance(fields['phrase'], Field)
+    assert isinstance(fields['my_node_id'], GlobalID)
     field = SaySomething.Field()
     assert field.type == SaySomething
     assert list(field.args.keys()) == ['input']
@@ -120,12 +125,13 @@ def test_subclassed_mutation_input():
     assert fields['client_mutation_id'].type == String
 
 
-# def test_node_query():
-#     executed = schema.execute(
-#         'mutation a { say(input: {what:"hello", clientMutationId:"1"}) { phrase } }'
-#     )
-#     assert not executed.errors
-#     assert executed.data == {'say': {'phrase': 'hello'}}
+def test_node_query():
+    executed = schema.execute(
+        'mutation a { say(input: {what:"hello", clientMutationId:"1"}) { phrase, clientMutationId, myNodeId} }'
+    )
+    assert not executed.errors
+    assert dict(executed.data) == {'say': {'myNodeId': to_global_id('MyNode', '1'), 'clientMutationId': '1', 'phrase': 'hello'}}
+
 
 def test_edge_query():
     executed = schema.execute(
diff --git a/graphene/relay/tests/test_node.py b/graphene/relay/tests/test_node.py
index 12c7c2c2..70448ebb 100644
--- a/graphene/relay/tests/test_node.py
+++ b/graphene/relay/tests/test_node.py
@@ -4,7 +4,7 @@ from graphql_relay import to_global_id
 
 from ...types import AbstractType, ObjectType, Schema, String
 from ..connection import Connection
-from ..node import Node
+from ..node import Node, GlobalID
 
 
 class SharedNodeFields(AbstractType):
@@ -27,6 +27,18 @@ class MyNode(ObjectType):
         return MyNode(name=str(id))
 
 
+class MyNodeImplementedId(ObjectType):
+
+    class Meta:
+        interfaces = (Node, )
+    id = GlobalID()
+    name = String()
+
+    @staticmethod
+    def get_node(id, *_):
+        return MyNodeImplementedId(name=str(id) + '!')
+
+
 class MyOtherNode(SharedNodeFields, ObjectType):
     extra_field = String()
 
@@ -45,7 +57,7 @@ class RootQuery(ObjectType):
     first = String()
     node = Node.Field()
 
-schema = Schema(query=RootQuery, types=[MyNode, MyOtherNode])
+schema = Schema(query=RootQuery, types=[MyNode, MyOtherNode, MyNodeImplementedId])
 
 
 def test_node_good():
@@ -78,6 +90,14 @@ def test_subclassed_node_query():
         [('shared', '1'), ('extraField', 'extra field info.'), ('somethingElse', '----')])})
 
 
+def test_node_query_implemented_id():
+    executed = schema.execute(
+        '{ node(id:"%s") { ... on MyNodeImplementedId { name } } }' % to_global_id("MyNodeImplementedId", 1)
+    )
+    assert not executed.errors
+    assert executed.data == {'node': {'name': '1!'}}
+
+
 def test_node_query_incorrect_id():
     executed = schema.execute(
         '{ node(id:"%s") { ... on MyNode { name } } }' % "something:2"
@@ -97,6 +117,11 @@ type MyNode implements Node {
   name: String
 }
 
+type MyNodeImplementedId implements Node {
+  id: ID!
+  name: String
+}
+
 type MyOtherNode implements Node {
   id: ID!
   shared: String