The Longines Flagship Classic L4.274.3.21.7 features a 26 mm stainless steel case enhanced with an elegant yellow PVD coating and a clean white matt dial. Powered by a self-winding mechanical movement beating at 28,800 vibrations per hour, it offers reliable precision alongside an integrated date function.

Equipped with a monocrystalline silicon balance-spring, this automatic timepiece provides an impressive power reserve of up to 45 hours. The scratch-resistant sapphire crystal includes several layers of anti-reflective coating on the underside for optimal legibility.

Finished with a matching two-tone bracelet, the watch secures comfortably with a triple safety folding clasp and push-piece opening mechanism while maintaining water resistance up to 3 bar.

Key Features

Brand	Longines
Model	Flagship Classic
Model Number	L4.274.3.21.7
Case Size	26 mm
Case Material	Stainless steel and yellow PVD coating
Dial Color	White matt
Movement Type	Self-winding mechanical
Power Reserve	Up to 45 hours
Vibrations per Hour	28,800
Balance Spring	Monocrystalline silicon
Crystal	Scratch-resistant sapphire crystal with anti-reflective coating on underside
Water Resistance	3 bar
Bracelet Material	Stainless steel and yellow PVD coating
Clasp Type	Triple safety folding clasp with push-piece opening mechanism
Functions	Hours, minutes, seconds, date

Highlights

Swiss self-winding mechanical movement with up to 45 hours of power reserve
Monocrystalline silicon balance-spring for enhanced precision and resistance to magnetic fields
26 mm case crafted from stainless steel with elegant yellow PVD coating
Scratch-resistant sapphire crystal with multi-layer anti-reflective underside coating
Two-tone bracelet fitted with a secure triple safety folding clasp

Frequently asked questions

What movement powers this Longines Flagship Classic watch?

It is powered by a self-winding mechanical movement beating at 28,800 vibrations per hour.

What is the power reserve of this timepiece?

This watch features a power reserve of up to 45 hours.

What type of crystal protects the dial?

The watch is equipped with a scratch-resistant sapphire crystal featuring multiple anti-reflective layers on the underside.

What is the case size and material of this model?

The case measures 26 mm in diameter and is made from stainless steel with yellow PVD coating.

What is the water resistance rating for this watch?

The watch has a water resistance rating of 3 bar.

What type of clasp comes with the bracelet?

It comes with a triple safety folding clasp and push-piece opening mechanism.

Longines Flagship Classic Automatic Watch L4.274.3.21.7