The Longines Heritage 1968 (ref. L2.792.4.71.2) features a 33 x 33mm square stainless steel case with the self-winding L619.2 calibre, and a grey dial.
Movement Type
Automatic
Caliber
L619.2Jewels
21
Reserve
42
Frequency
28800
Hands
Center Seconds
Shape
Square
Lug Distance
23.00 mm
Material
Stainless Steel
Glass
Sapphire
Diameter
33.00 mm
Water Resistance
30.00 m
Dial Color
Grey