From Longines' well-known Master Collection, the Date 42 reference L2.893.4.51.6 is a traditional round-cased automatic watch with a black dial. It is listed with caliber L619.2, but depending on the year it was made, it might contain either the L619 or L888 (versions -2 from 2017, -3 from 2019).
Shape
Round
Lug Distance
21.00 mm
Material
Stainless Steel
Glass
Sapphire
Diameter
42.00 mm
Water Resistance
30.00 m
Dial Color
Black
Material
Bracelet