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The Longines Master Collection L2.773.4.78.3

42 mm, Automatic, Stainless steel

Longines Master Collection L2.773.4.78.3 is a prestigious automatic chronograph that combines traditional Swiss watchmaking with advanced complications. The 42 mm stainless steel case is fitted with a sapphire crystal, while the transparent caseback reveals the finely decorated movement. Detailed product description

92 300

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Available in 2 variations

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Product description

Longines Master Collection L2.773.4.78.3 is a prestigious automatic chronograph that combines traditional Swiss watchmaking with advanced complications. The 42 mm stainless steel case is fitted with a sapphire crystal, while the transparent caseback reveals the finely decorated movement.

On the silver “barleycorn” dial, Arabic numerals, blued hands and chronograph subdials stand out. The watch features a full calendar – day and month at the top of the dial, date integrated in the subdial at 6 o’clock, along with a moonphase indicator.

Inside beats the automatic calibre L687 with a power reserve of up to 66 hours, ensuring precision and reliability. Paired with an alligator leather strap and water resistance to 30 m (3 ATM), The Longines Master Collection embodies elegance, technical complexity and luxurious character.

Files for download

Instuction_manual_Longines_L687_en.pdf

Product specifications

Producer: Longines
Supplier code: L2.773.4.78.3
Intended for Men’s
Collection Master Collection
Watch style Luxury, Elegant, Classic
Warranty 5 years
Water resistance i 30 m
Case shape Round
Case size 42 mm
Case material Stainless steel
Crystal Sapphire with anti-reflective treatment i
Dial Analog
Dial color White
Hour markers Arabic numerals
Luminiscence i No
Movement Self-Winding i
Functions Date, Day of the week, Chronograph, Moonphase, Month of the year
Strap color Brown
Strap material Calf leather
Clasp type Butterfly clasp i
Quick-release system No i
The Longines Master Collection L2.773.4.78.3

Mastery of elegance and craftsmanship

Longines Master Collection

The Longines Master Collection represents the best of the brand's long tradition of mechanical watches with automatic winding, combining technical excellence and elegant design. Since its launch in 2005, the collection has won the hearts of classic timepiece lovers around the world thanks to its emphasis on authenticity, quality and timeless beauty.

Each model is the result of meticulous watchmaking artistry - from the ornate guilloché dials and blued hands, to the transparent casebacks that reveal the precise workings of the mechanical movement. The collection offers a wide range of functions - moon phases, chronographs, retrograde indicators or power reserve - always with an eye for aesthetic balance and perfect proportions.

The Longines Master Collection is for those who appreciate true watchmaking mastery. It is a symbol of refined elegance and tradition that remains true to the brand's spirit - "Elegance is an attitude."

The Longines Master Collection L2.773.4.78.3

Elegance that endures time

Longines

The Longines brand is synonymous with traditional Swiss watchmaking, combining technical excellence with effortless elegance. Since its founding in 1832 in Saint-Imier, Switzerland, Longines has built a reputation as one of the most respected luxury watch manufacturers in the world. With its signature sandstone wings logo and motto "Elegance is an attitude", the brand symbolises taste, precision and style that appeals to generations around the world.

Each Longines model is the result of precise craftsmanship and an innovative approach, combining tradition with modern technology. Collections such as Master, Conquest, HydroConquest, Spirit and DolceVita reflect the brand's diversity - from sporty performance to sophisticated elegance.

Thanks to its commitment to excellence and its long-standing involvement in sports timekeeping, Longines has become an ambassador of precision and beauty. Whether you're looking for a watch for everyday wear or an exceptional jewel for a lifetime, Longines offers timepieces that never lose their allure - just like the moments they capture.

The Longines Master Collection L2.773.4.78.3

The Longines Master Collection L2.773.4.78.3

On request:
Availability on request

92 300