Article
Longines Master Collection L2.666.4.78.6 by GS Factory: Fan-Shaped Power Reserve vs Genuine
Quick Questions
- How does the GS Factory Longines Master Collection L2.666.4.78.6 compare to the genuine?
- Is the fan-shaped power reserve replica accurate to the original?
- What movement powers the GS Factory L2.666.4.78.6 replica?
- Are the case and strap quality on par with the authentic Longines?
- Where can I find a top-grade replica of the Longines Master Big Mouth?
The Longines Master Collection, introduced in 2005, stands as a testament to the brand's enduring watchmaking heritage. This series integrates complex functions like moonphase, GMT, dual calendar, and chronograph into a refined mechanical movement. Among these, the 'Big Mouth' model—officially L2.666.4.78.6—captures attention with its distinctive fan-shaped power reserve indicator at 6 o'clock, reminiscent of an open mouth. GS Factory has meticulously crafted a that mirrors this elegance, available in both steel and leather strap variants.
Case and Design
The case measures 38.5mm in diameter and 10.5mm in thickness, crafted from 316L stainless steel. GS Factory's polishing achieves a bright luster and smooth bezel lines, enhancing the masculine yet refined profile. The integrated lugs curve naturally, echoing the original's silhouette.
Movement Accuracy
Powering this is a top-grade Seagull 2836 automatic movement, modified to replicate the Longines Caliber L693. This ensures all functions, including the power reserve, synchronize perfectly with the genuine watch, offering reliable timekeeping and complication performance.
Strap Quality
The steel bracelet features a three-link H design, with polished outer links and brushed center links, mirroring the authentic's finishing. It is interchangeable with the genuine strap, a testament to GS Factory's attention to detail.
Overall Assessment
GS Factory's Longines Master Collection L2.666.4.78.6 delivers a compelling blend of visual fidelity and mechanical accuracy, making it a worthy consideration for enthusiasts seeking the look and function of the original at a fraction of the cost.
More Questions About Longines Master Collection L2.666.4.78.6
- What is the price of the GS Factory Longines Master Collection L2.666.4.78.6 replica?
- Is the GS Factory Longines Master Collection L2.666.4.78.6 worth buying?
- How accurate is the fan-shaped power reserve on this replica?
- Does the GS Factory version include the moonphase complication?
- What are the main differences between the replica and the genuine Longines L2.666.4.78.6?
- How does the Seagull 2836 movement compare to the Longines Cal.L693?
- Is the case size and thickness identical to the original?
- Can I use the genuine Longines bracelet on this replica?
- What is the water resistance of the GS Factory Longines Master Collection replica?
- How long does the power reserve last on the replica?
- Are the hands and dial details accurately replicated?
- Where can I buy the GS Factory Longines L2.666.4.78.6 replica?
- Is the GS Factory Longines Master Collection a super clone?
- How does the replica's weight compare to the genuine watch?
- What maintenance does the replica movement require?
- Can the replica be serviced by a regular watchmaker?
- Is the GS Factory Longines L2.666.4.78.6 available with a leather strap?
- How does the replica's lume perform in low light?
- Is there a risk of the power reserve indicator malfunctioning?
- What is the resale value of this replica if I decide to sell it?


