The Speedmaster Professional needs no introduction and these newer 3861 models are quite interesting as they have the new tapered bracelet. This is the MK1 veof the bracelet without the half link adkustment. Box, surbox, all 3 cards and manual are all included.
 
Details:
 
Brand: Omega
Model: Speedmaster Professional
Reference: 310.30.42.50.01.001
Year: 2021
Material: Stainless Steel
Dimensions:  42mm
Crystal:  Hesalite
Movement: 3861 Movement
Bracelet/Strap: Original Bracelet + All links
Box/Papers: Yes/Yes