In the Longines Master Collection Date, a 38.5mm case contains the L619 movement, a well-proven Longines caliber built on the ETA 619.
Movement Type
Automatic
Caliber
L619.2Jewels
21
Reserve
42
Frequency
28800
Hands
Center Seconds
Shape
Round
Lug Distance
20.00 mm
Material
Yellow Gold
Glass
Sapphire
Diameter
38.50 mm
Water Resistance
30.00 m
Dial Color
Beige