Within Longines' Master Collection, the Date 42 reference L2.893.4.92.0 is a classical round automatic watch with a blue dial. It is listed with caliber L888.3, but depending on when it was produced, it might use other iterations of the L888.
Movement Type
Automatic
Caliber
L888.3Jewels
21
Reserve
65
Frequency
25200
Hands
Center Seconds
Shape
Round
Lug Distance
21.00 mm
Material
Stainless Steel
Glass
Sapphire
Diameter
42.00 mm
Water Resistance
30.00 m
Dial Color
Blue
Material
Alligator
