A remarkable creation meticulously crafted by GS Factory — the Longines Master Collection L2.666.4.78.6 watch combines exceptional functionality with timeless elegance. Every tick precise, every degree accurate, embodying enduring classic beauty through the passage of seconds.
【Case】The watch measures 38.5mm in diameter and 10.5mm in thickness. The round 316L stainless steel case undergoes meticulous polishing by GS master watchmakers, delivering superior quality, brilliant luster, and an authentic original feel. The bezel features smooth, rounded lines that highlight a man’s refined masculinity. The small, exquisite lugs are seamlessly integrated with the case, boasting natural curvature and fluent lines for a stylish and sophisticated appearance.
【Bracelet】The H-shaped bracelet is crafted from 316L stainless steel, with polished outer links and a brushed center. Expertly finished by GS craftsmanship, it perfectly replicates the elegant design and precision of the original, meeting exacting standards and ensuring full compatibility and interchangeability with genuine parts.
【Movement】Equipped with a top-tier Sea-Gull 2836 movement modified to replicate the original Longines Caliber L693, all functions operate in perfect synchronization with the authentic version.
【Bonus Gift】GS Factory shows great sincerity! Order now and instantly receive a premium imported Italian leather strap along with a 316L stainless steel Longines-style folding clasp as a complimentary gift.

![6931a823ccd8ab3d7af9c8e9 GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a823ccd8ab3d7af9c8e9.jpg)
![6931a823ccd8ab3d7af9c8ea GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a823ccd8ab3d7af9c8ea.jpg)
![6931a823ccd8ab3d7af9c8eb GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a823ccd8ab3d7af9c8eb.jpg)
![6931a824ccd8ab3d7af9c8ec GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8ec.jpg)
![6931a824ccd8ab3d7af9c8ed GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8ed.jpg)
![6931a824ccd8ab3d7af9c8ee GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8ee.jpg)
![6931a824ccd8ab3d7af9c8ef GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8ef.jpg)
![6931a824ccd8ab3d7af9c8f0 GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8f0.jpg)
![6931a824ccd8ab3d7af9c8f1 GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8f1.jpg)
![6931a823ccd8ab3d7af9c8e9 GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a823ccd8ab3d7af9c8e9-100x100.jpg)
![6931a823ccd8ab3d7af9c8ea GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a823ccd8ab3d7af9c8ea-100x100.jpg)
![6931a823ccd8ab3d7af9c8eb GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a823ccd8ab3d7af9c8eb-100x100.jpg)
![6931a824ccd8ab3d7af9c8ec GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8ec-100x100.jpg)
![6931a824ccd8ab3d7af9c8ed GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8ed-100x100.jpg)
![6931a824ccd8ab3d7af9c8ee GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8ee-100x100.jpg)
![6931a824ccd8ab3d7af9c8ef GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8ef-100x100.jpg)
![6931a824ccd8ab3d7af9c8f0 GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8f0-100x100.jpg)
![6931a824ccd8ab3d7af9c8f1 GS Annual New Arrival [Famous Classic, Masterpiece Craftsmanship] - Longines Master Collection L2.666.4.78.6 Watch](https://handbaggg.com/wp-content/uploads/2025/12/6931a824ccd8ab3d7af9c8f1-100x100.jpg)











