In the high-end replica watch market over the past two years, UMI Factory has always been a well-known and popular manufacturer. It mainly focuses on high-end luxury watch molds, especially Richard Mille series timepieces. Its finished products are positioned at the top level of the market, with prices often exceeding 10,000 yuan, favored by many senior watch collectors.It is well known among watch enthusiasts that UMI Factory is comprehensively upgraded and optimized on the basis of the classic PPF Factory. Recently, UMI Factory has launched the top modified version of the king of steel watches — the Patek Philippe Nautilus 5712/1A-001. This model is equipped with a fully upgraded 240 non-card balance wheel integrated movement, which is currently the most perfect and highest-level modification solution for the 240 movement on the market.

Core Movement Upgrade Details
The movement polishing and structural restoration of this UMI modified Nautilus have achieved a qualitative leap. The movement bridge adopts double-hole opening technology. All engraving on the bridge is precisely carved with standardized fonts, with no distortion or skew even under macro close-up observation, restoring the original factory craft texture.The bridge is polished with delicate and uniform Geneva stripes, matched with high-quality gold sleeves. The escape gem is treated with deep red lubrication technology, ensuring smoother operation and lower friction during movement operation.Different from ordinary fake decorative openings on the market, the bridge of this movement is designed with a real C-shaped opening, which supports normal screw disassembly and assembly, with practical structural functions. It is equipped with a genuine non-card balance wheel stud and the latest four-weight non-card balance wheel structure, completely consistent with the original configuration.

In terms of core accessories, it adopts imported Swiss hairspring and supports six-position professional calibration. After precise adjustment, the daily time error can be stably controlled within 5 seconds, reaching the top precision level of civilian mechanical watches.The internal gears of the movement are polished with exquisite CD texture, and the fork plate is processed with professional arc bending polishing technology. Every tiny detail of the movement polishing has been finely optimized, eliminating the rough flaws of ordinary versions, and the overall texture is extremely close to the original authentic movement.

Exterior & Case Full Restoration
In terms of the watch appearance, this Nautilus 5712 customized by UMI Factory uses a exclusive color-graded blue dial. The gradient color transition is natural and delicate, with strong layering and original factory visual effect.


The watch case is integrally forged with CNC stainless steel, with precise dimensional parameters and smooth case lines. The most noteworthy upgrade is the case back structure. It adopts the original consistent screw-locked fixed design, completely abandoning the traditional threaded case back of ordinary versions, with higher reduction degree and better waterproof performance.This top modified version is standard equipped with genuine parrot beak case and matching gradient strap. The overall fitting degree is high, the wearing texture is superior, and all appearance details are fully optimized.

Summary:As the top upgraded work after PPF Factory iteration, UMI Factory Nautilus 5712/1A-001 has perfectly solved the shortcomings of old versions in movement precision, polishing craft and structural reduction. The upgraded 240 non-card integrated movement has outstanding stability and accuracy, which is the first choice for senior players pursuing high-precision steel sports watches.For collectors who pursue top-level restoration and practical performance, this UMI modified Nautilus 5712 is definitely a high-quality worthy option in the current high-end replica watch market.if you are interested in our works ,please add our wechat to view product album
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