Current Production
Master Collection Moonphase 40 mm
LONGINES L2.909.4.57.6
MSRP
$3,450 USD
Verified Aug 18, 2026
Case diameter40 mm
Case size40 mm
Lug-to-lug47 mm
Thickness11.1 mm
Lug width21 mm
Case materialStainless steel
CrystalScratch-resistant sapphire crystal
Water resistance30 m
MovementAutomatic
CalibreL899.5
Power reserve72 hours
DialBlack lacquered polished
Bracelet or strapStainless steel bracelet
Specifications as published by Longines →
Last verified Aug 18, 2026