The Longines Elegant Collection L4.309.4.57.2 is built with a stainless steel case and a black dial. It is driven by a self-winding movement with central seconds, noted as caliber L592.2, L592, or L595 depending on the year, and is showcased through the exhibition case back.
Shape
Round
Lug Distance
13.00 mm
Material
Stainless Steel
Glass
Sapphire
Diameter
25.50 mm
Water Resistance
30.00 m
Dial Color
Black
Material
Strap