The Master Collection Date, whose reference begins with L2.665, features a 42mm stainless steel case. It is driven by caliber L691, Longines' rendition of the ETA Valgranges A07.111.
Movement Type
Automatic
Caliber
L691.2Jewels
24
Reserve
46
Frequency
28800
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
Black
