diff --git a/odoo-stubs/fields.pyi b/odoo-stubs/fields.pyi
index 70b74d2..e6ec96e 100644
--- a/odoo-stubs/fields.pyi
+++ b/odoo-stubs/fields.pyi
@@ -1,6 +1,6 @@
 import datetime
 import enum
-from typing import Any, Callable, Container, Collection, Iterator, Sequence, Type, TypeVar, Union
+from typing import Any, Callable, Container, Collection, Generic, Iterator, Sequence, Type, TypeVar, Union, overload
 
 import psycopg2
 from markupsafe import Markup
@@ -9,6 +9,8 @@ from .api import Environment, Registry
 from .models import BaseModel
 from .tools import date_utils, float_utils
 
+_FieldT = TypeVar('_FieldT', bound=Field)
+_FieldValueT = TypeVar('_FieldValueT')
 _ModelT = TypeVar('_ModelT', bound=BaseModel)
 _Selection = list[tuple[str, str]]
 _SelectionRaw = _Selection | Callable[..., _Selection] | str
@@ -32,7 +34,7 @@ class MetaField(type):
     by_type: dict
     def __init__(cls: type[Field], name, bases, attrs) -> None: ...
 
-class Field(metaclass=MetaField):
+class Field(Generic[_FieldValueT], metaclass=MetaField):
     type: str | None
     relational: bool
     translate: bool
@@ -157,7 +159,10 @@ class Field(metaclass=MetaField):
     def read(self, records: BaseModel) -> None: ...
     def create(self, record_values: list[tuple[BaseModel, Any]]) -> None: ...
     def write(self, records: _ModelT, value) -> _ModelT: ...
-    def __get__(self, record: Union[BaseModel, None], owner): ...
+    @overload
+    def __get__(self, record: BaseModel, owner) -> _FieldValueT: ...
+    @overload
+    def __get__(self: _FieldT, records: None, owner) -> _FieldT: ...
     def mapped(self, records: BaseModel): ...
     def __set__(self, records: BaseModel, value): ...
     def recompute(self, records: BaseModel) -> None: ...
@@ -165,14 +170,14 @@ class Field(metaclass=MetaField):
     def determine_inverse(self, records: BaseModel) -> None: ...
     def determine_domain(self, records: BaseModel, operator: str, value) -> list: ...
 
-class Boolean(Field):
+class Boolean(Field[bool]):
     type: str
     column_type: tuple[str, str]
     def convert_to_column(self, value, record: BaseModel, values: Any | None = ..., validate: bool = ...) -> bool: ...
     def convert_to_cache(self, value, record: BaseModel, validate: bool = ...) -> bool: ...
     def convert_to_export(self, value, record: BaseModel): ...
 
-class Integer(Field):
+class Integer(Field[int]):
     type: str
     column_type: tuple[str, str]
     group_operator: str
@@ -183,7 +188,7 @@ class Integer(Field):
     def _update(self, records: BaseModel, value) -> None: ...
     def convert_to_export(self, value, record): ...
 
-class Float(Field):
+class Float(Field[float]):
     type: str
     _digits: tuple[int, int] | str | None
     group_operator: str
@@ -201,7 +206,7 @@ class Float(Field):
     is_zero = float_utils.float_is_zero
     compare = float_utils.float_compare
 
-class Monetary(Field):
+class Monetary(Field[float]):
     type: str
     write_sequence: int
     column_type: tuple[str, str]
@@ -218,7 +223,7 @@ class Monetary(Field):
     def convert_to_read(self, value, record: BaseModel, use_name_get: bool = ...): ...
     def convert_to_write(self, value, record: BaseModel): ...
 
-class _String(Field):
+class _String(Field[str]):
     translate: Callable | bool
     unaccent: bool
     def __init__(self, string: str = ..., **kwargs) -> None: ...
@@ -289,7 +294,7 @@ class Html(_String):
     def convert_to_read(self, value, record: BaseModel, use_name_get: bool = ...) -> Markup | None: ...
     def get_trans_terms(self, value) -> list: ...
 
-class Date(Field):
+class Date(Field[datetime.date]):
     type: str
     column_type: tuple[str, str]
     start_of = date_utils.start_of
@@ -308,7 +313,7 @@ class Date(Field):
     def convert_to_cache(self, value, record: BaseModel, validate: bool = ...) -> datetime.date | None: ...
     def convert_to_export(self, value, record: BaseModel): ...
 
-class Datetime(Field):
+class Datetime(Field[datetime.datetime]):
     type: str
     column_type: tuple[str, str]
     start_of = date_utils.start_of
@@ -332,7 +337,7 @@ class Datetime(Field):
 
 _BINARY = memoryview
 
-class Binary(Field):
+class Binary(Field[bytes]):
     type: str
     prefetch: bool
     _depends_context: tuple[str]
@@ -358,7 +363,7 @@ class Image(Binary):
     def _image_process(self, value): ...
     def _process_related(self, value): ...
 
-class Selection(Field):
+class Selection(Field[str]):
     type: str
     column_type: tuple[str, str]
     selection: _SelectionRaw
@@ -388,12 +393,11 @@ class Reference(Selection):
     def convert_to_export(self, value, record: BaseModel) -> str: ...
     def convert_to_display_name(self, value, record: BaseModel) -> str: ...
 
-class _Relational(Field):
+class _Relational(Field[BaseModel]):
     relational: bool
     domain: _DomainRaw
     context: dict
     check_company: bool
-    def __get__(self, records: Union[BaseModel, None], owner) -> BaseModel: ...
     comodel_name: str
     def setup_nonrelated(self, model: BaseModel) -> None: ...
     def get_domain_list(self, model: BaseModel) -> _Domain: ...
@@ -576,7 +580,7 @@ class Many2many(_RelationalMulti):
     def write_real(self, records_commands_list: _CommandList, create: bool = ...): ...
     def write_new(self, records_commands_list: _CommandList): ...
 
-class Id(Field):
+class Id(Field[int]):
     type: str
     column_type: tuple[str, str]
     string: str
@@ -584,7 +588,6 @@ class Id(Field):
     readonly: bool
     prefetch: bool
     def update_db(self, model: BaseModel, columns) -> None: ...
-    def __get__(self, record: BaseModel, owner): ...
     def __set__(self, record: BaseModel, value) -> None: ...
 
 class PrefetchMany2one: