Real-replica comparison and review: How is the LF Factory Tudor Black Bay M79540 series 41 mm replica watch?

The Tudor Black Bay M79540 model is produced by the leading Super Clone manufacturer workshops with a solid 316L stainless steel case, 41 mm diameter and ETA 2824-2 caliber in accordance with Swiss norms architecture. It is among the most successful 1:1 super clone watch reviews on the market, with its sapphire crystal AR coating glass, original case tolerances and detailed workmanship.
Finely crafted and classic watches are always highly appreciated by watch enthusiasts; While it leaves a deep impression, it never becomes ordinary. 2017 was the 60th anniversary of diving watches from Swiss high-end watch brand Tudor. To celebrate this glorious moment, the brand added many new models to its Black Bay series at the Basel Watch and Jewelery Fair, where everyone's eyes were on it. Tudor's new Black Bay 41 model fully displays its classic aesthetic features with its slim middle case and polished steel fixed bezel. Carrying both an elegant air and a sporty spirit, the watch fully captures the essence of the Black Bay series with its formal and meticulous style. This time, LEE factory, briefly LF Factory, released models with black and blue dials, steel bracelets and leather straps at the same time.
Real-replica comparison and review of the LF Factory Tudor Black Bay M79540 series 41 mm replica version:
Official model: Tudor Black Bay series M79540-0007 watch
[General]: The entire watch is cast from the original mold, all parts reach the original factory level; The best copy that truly ensures parts compatibility. The top layer calfskin strap imported from Italy and the “rivet” style steel bracelet are designed to be used without any problems with a folding clasp; The processing details and dimensions are exactly the same as the original.
[Case]: With a standard diameter of 41 mm, it fits most men's wrist sizes perfectly. Cast from imported 316L steel; The lugs are matte brushed, the bezel rim and chamfered edges are polished; It recaptures the hard and flowing lines of the original at the highest level.
[Front face]: Powerful lume, filled with Swiss A-grade Super-LumiNova C1 radiation-free lume material. Scratch-resistant sapphire glass is used; There is an Air transparent colorless coating on the upper and lower surfaces, it is extremely clear. The dial is processed with special enamel work; The truth is fascinating.
[Mechanism]: Closed case back is flawless; Following the original, the Cal.2824 automatic movement is used, with the same structure and very low failure rate. L.Factory officially promises that “every product passes QC tests such as defect, dust cleaning and waterproofness before leaving the warehouse.”

Whether it is a 36 or 41 model, the new watches retain the general design features of the Black Bay series, making the appearance more dignified and ostentatious; It carries an intense elegance and sporty atmosphere. What is noteworthy is that the new watch has been redesigned by the brand: the middle case has been made thinner, so that the watch fits the wrist better while maintaining its classic style. With the same understanding, this model uses flat blue sapphire glass, unlike the domed glass in other models of the Black Bay series; It complements each other with the polished steel fixed bezel, giving a simple and high-quality feeling.

The 41 mm stainless steel case integrates perfectly with the polished and smooth steel bezel; It shows a thin and full character with the careful workmanship of the brand, it is quite nice. There is an embossed Tudor rose logo on the large stainless steel winding crown; This further makes the watch elegant and adds an intense atmosphere of brand history. Classic series diving dial design with hour markers and lume-coated hour and minute hands; It is very easy and practical to read the time even in sea water or in dark environments. The closed case back workmanship protects the operation of the watch mechanism well and is very reliable. The closed case back is flawless; Following the original, the Cal.2824 automatic movement is used, with the same structure and very low failure rate. Lee Factory officially commits that “every product passes QC tests such as defect, dust cleaning and waterproofness before leaving the warehouse.” Time setting is precise.
Now let's look at the detailed review of the LF factory's Tudor Black Bay series M79540-0007 watch:
General comparison: The hour and minute hands are produced with the same workmanship and have the same sense of depth and brightness; Additionally, the same mounting space is left. The distance between the hour, minute and second hands is the same as the original; Swiss A grade Super-LumiNova C1 lume filled by hand.

Front comparison: When enlarged from the front, the original and the replica are almost identical. The LEE factory used sapphire glass with a hardness level of 9; There is an Air transparent colorless coating on its surface, it is extremely clear.

Dial comparison: The 12 hour spikes on the dial of the LEE factory are made by a Swiss manufacturer, platinum plated; The hour markers are smooth and give a sense of depth. The color tone of the enamel dial is extremely full. Swiss A grade Super-LumiNova C1 lume filled entirely by hand; It uses a dark black base and a Swiss super silver print. The solid product rate is only 30%; The truth is fascinating.


Case comparison: Both cases are carefully cast from 316L steel. LEE factory's ears are matte brushed; The bezel rim and chamfered edges are processed with flawless polishing workmanship, recapturing the hard and flowing lines of the original at the highest level. The glass is clear and smooth, without the slightest flaw; When the two are placed side by side, it is really difficult to distinguish which one is real.

Lateral comparison: It is not easy to achieve the so-called exact structure and proportions; LEE factory has solved this challenge of the industry. The entire case is exactly the same in terms of both thickness and control of the protrusion of the glass. The iconic Tudor rose logo is made with the same materials and manufacturing method; The same Swiss technique was used in the R corner processing of the four ears. The same space is left between the bezel and the case, and the polishing shine of the case body is the same; The feeling on the wrist is extremely perfect. There is zero difference on the side of the case; The overall thickness and the R corner finish of the bezel are exactly the same as the original.

Case back comparison: The LEE factory does not skip any detail. The inscriptions on the case back are engraved with laser and micro etching techniques; The outlines and depth of writing are extremely flawless. The writings on the inside cover are also in place, they are all exactly the same as the original. The LEE factory shows what a perfect replica means; It's the details that determine success.

Strap and buckle comparison: LEE factory used top layer calfskin strap and “rivet” style steel bracelet imported from Italy; It attaches smoothly with a folding buckle. Details and dimensions are exactly the same as the original, parts can be replaced with the original.
Classic Tudor shield folding clasp, consisting of 5 pieces and 2 white ceramic beads; It is entirely produced exactly and made of 316L steel. Processing quality, size and logo printing are indistinguishable from the original.

Movement and lume comparison: LEE factory uses closed case-back labor; This protects the operation of the clock mechanism well and is very reliable. While the original has an ETA2824 movement, the LEE factory uses the brand new Seagull 2824 automatic movement with precise time setting. The powerful lume with Swiss A-class Super-LumiNova C1 coating used by the LF factory is also a detail that cannot be ignored; Especially when used at night, the powerful lume will make you stand out even more.

Case comparison: LEE factory produced the entire watch from the original mould; All parts can be used at original level and compatible with the original. In this Tudor Black Bay model, the 41 mm diameter stainless steel case integrates perfectly with the polished and smooth steel bezel. The polished bezel surrounds real sapphire glass with a colorless anti-reflective coating; It shows a thin and plump character, it is quite nice. A screw-down crown is used; This design is basically aimed at increasing waterproofness. Since the side surface of the crown is gear-shaped, it effectively increases the friction and enables the user to use it comfortably.

Summary: In the details of the LF Factory Tudor Black Bay M79540 series 41 mm replica version, we can clearly feel the meticulousness and care of the LF Factory factory. It can be said that it is an example of an honest replica with its outer steel case, strap and buckle. Undoubtedly, this watch will be one of the few popular models among Tudor replicas. Reinterpreting a classic model with a modern design, it is also a meeting of traditional aesthetic features and contemporary watchmaking. When its plump and tough appearance is combined with its superior mechanism, this watch becomes one of the most attractive models of the year.
If you read the article until the end, I hope this article was useful to you. We will share more detailed reviews in the coming days.
Saat Dedektifi Expert Score
Model: Rolex Black Bay · Standart Seri CloneUser Rating
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Conclusion & Detective Verdict
As demonstrated in our technical review of the Rolex Black Bay model; the optical tolerances of the case, dial typography, and stable operating performance of the movement elevate this model to the pinnacle of its category. With its wrist ergonomics, premium material quality, and micron-level finishing precision, it stands as a flawless choice for collectors.
Frequently Asked Questions (FAQ)
Which movement is used in the Rolex Black Bay model?
In this model, the model's high stability integrated caliber or Swiss-norm Clone movement is used; Deviation tolerance is in the range of 2-5 seconds per day.
What is the case material and stainless steel quality?
Made from solid 904L/316L stainless steel with high corrosion resistance; It exactly reflects the original feeling of weight and texture.
Is there AR coating on the sapphire glass surface?
Yes. There is a colorless double-sided AR coating on the scratch-resistant sapphire crystal glass surface to prevent glare and reflection.
How is the waterproof performance?
With its seal-tested crown system, it is fully resistant to pressure up to 50-100 meters and daily water contact.
Does Saat Dedektifi have expertise assurance?
All technical controls, timegrapher measurements and case tolerances received full marks from Saat Detective expertise standards.

