The original 36.
2021 Rolex Explorer 36 Ref. 124270 Unpolished Full Set
Reference: 124270
Serial: 9G75Dxxx
Year: 2021
Case: All Stainless Steel
Dimensions: 36mm excluding original crown
Function: Time only
Caliber: Rolex cal. 3230 Automatic
Strap: original Rolex Oyster stainless steel solid-link bracelet with clasp code R0A
Crystal: Sapphire
Box/Papers: Yes/Yes