The Titanium Field Guide

Louis Moinet Memoris Superlight

LM-79.20.15 (dial variants LM-79.20.17/.22/.30/.31/.50)

The Louis Moinet Memoris Superlight is a current-production chronograph watch with a grade 5 titanium case.

All Louis Moinet watchesWatch chronograph watchesGrade 5 titanium
Material
Titanium
Grade / type
Grade 5
Water resistance
50 m
Reference
LM-79.20.15 (dial variants LM-79.20.17/.22/.30/.31/.50)
Type
Chronograph
Price
– · Price on request
Case diameter
46.0 mm
Origin
Switzerland
Movement
Automatic chronograph, open dial architecture, 500-component mechanism
Caliber
Louis Moinet Cal. LM79
Power reserve
48 h
Complications
Chronograph
Colour
Grey
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Alligator strap
Dial
One reference per dial colourway on the same Grade 5 titanium case and Calibre LM79 movement: Red (LM-79.20.15), Purple (.17), Midnight Blue (.22), Blue/Orange (.30, 2020 Red Dot Design Award winner), Green (.31), Black (.50)
Dial colours
Black Blue Green Orange Red Purple
Availability
Offered
Status
Each dial colourway limited to 28 watches; one of the six, LM-79.20.30 (Blue/Orange), won the 2020 Red Dot Design Award
Not published
Thickness, Lug-to-lug, Weight, Hardness, Construction, Surface treatment, Caseback, Matching bracelet, Crystal, Display back, Lume
High confidence Verified Sep 2026 Source: Louis Moinet (maker, Red) / Louis Moinet (maker, Purple) / Louis Moinet (maker, Midnight Blue) / Louis Moinet (maker, Blue/Orange) / Louis Moinet (maker, Green) / Louis Moinet (maker, Black) Also sold asLM-79.20.17LM-79.20.22LM-79.20.30LM-79.20.31LM-79.20.50
Facts are free to cite with a link.
Reader reviews & photosContribute photo or review
See it in the interactive guideGet new-watch alertsContribute a photo or review

Browse all watch comparisons →

Similar watches

Louis Erard 2300 Chronograph Sport (Titanium)Louis Erard2300 Chronograph Sport (Titanium)$4,15544.0 mm15 mm thickChronographsame category · same style · similar size · same movementRichard Mille RM 65-01 Automatic Split-Seconds Chronograph TitaniumRichard MilleRM 65-01 Automatic Split-Seconds Chronograph Titanium–44.5 mm16.1 mm thickChronographsame category · same style · similar size · same movementRobot MinorRobotMinor$5,37044.0 mm15 mm thickChronographsame category · same style · similar size · same movement
Jacob & CoEpic X Chrono Titanium (light blue)$28,60044.0 mm14 mm thickChronographsame category · same style · similar size · same movementEdox Chronorally Automatic TitaniumEdoxChronorally Automatic Titanium$3,41545.0 mm15.8 mm thick133 gChronographsame category · same style · similar size · same movementLouis Erard La Sportive Limited Edition TitaniumLouis ErardLa Sportive Limited Edition Titanium$4,05144.0 mmChronographsame category · same style · similar size · same movement
TAG HeuerFormula 1 Chronograph Calibre 16 Titanium DLC$5,15044.0 mm111 gChronographsame category · same style · similar size · same movementIkepod Hemipod Day Date BlueIkepodHemipod Day Date Blue$6,50044.0 mmChronographsame category · same style · similar size · same movement

Alternatives to the Louis Moinet Memoris Superlight

Sugess S464 Titanium ChronographSugessS464 Titanium Chronograph$39946.0 mm16.5 mm thickChronographsame category · same style · shared complications · similar sizeSan Martin ETA 7753 Titanium ChronographSan MartinETA 7753 Titanium Chronograph$1,51445.0 mmChronographsame category · same style · shared complications · similar sizeAndersmann CHRONOGRAPH ANN0631AndersmannCHRONOGRAPH ANN0631$1,58044.0 mm16.5 mm thickChronographsame category · same style · shared complications · similar sizeDraken Kruger V2 AutoDrakenKruger V2 Auto$1,60944.0 mm15.6 mm thick80 gChronographsame category · same style · shared complications · similar sizeAndersmann CHRONOGRAPH DLC ANN0681AndersmannCHRONOGRAPH DLC ANN0681$1,68044.0 mm16.5 mm thickChronographsame category · same style · shared complications · similar sizeZelos ZX-7 Titanium Damascus ChronographZelosZX-7 Titanium Damascus Chronograph$1,99943.0 mm16 mm thickChronographsame category · same style · shared complications · similar size

More watches from Louis Moinet

Louis Moinet Impulsion Titanium GreenLouis MoinetImpulsion Titanium Green$137,12342.5 mm14.75 mm thick39 gChronographLouis Moinet 1806 Chronometre d'ObservatoireLouis Moinet1806 Chronometre d'Observatoire–40.6 mmDressLouis Moinet 1816 ChronographLouis Moinet1816 Chronograph–40.6 mmChronographLouis Moinet 1816 ChronographLouis Moinet1816 Chronograph–40.6 mmChronographLouis Moinet Astronef TechnoLouis MoinetAstronef Techno–43.5 mm3.75 mm thickOtherLouis Moinet Geograph Titanium AventurineLouis MoinetGeograph Titanium Aventurine–46.0 mmChronograph

Frequently asked questions

What is the case material of the Louis Moinet Memoris Superlight?

The Louis Moinet Memoris Superlight has a grade 5 titanium case. This is confirmed against the maker spec.

What size is the Louis Moinet Memoris Superlight?

It is 46.0 mm in diameter, and water resistant to 50 m.

How much does the Louis Moinet Memoris Superlight cost, and is it available?

It is current-production; the guide does not list a price for it.

All Louis Moinet watches · Watch chronograph watches · All 1,600 watches

Learn: Titanium grades · Surface treatments · Why titanium scratches · How to read a spec

How we verify & grade · Image & Trademark Policy · Terms & Conditions

Report an error on this page · how corrections work