Collection: Rolex Perpetual 1908
Reference: 52508-0006
Case Size: 39mm (Genuine Reference)
Dial: Intense White Style, Small Seconds at 6 O’Clock
Bezel: Domed and Finely Fluted Design
Strap: Brown Alligator-Style Leather
Clasp: Dualclasp-Style Folding Clasp
Genuine Movement: Rolex Calibre 7140, Automatic
Genuine Power Reserve: Approximately 66 Hours
Replica Movement: Not Independently Verified
Replica Case Material: Not Independently Verified
Genuine Case Material: 18K Yellow Gold
Caseback: Transparent Design on Genuine Reference; Replica Construction Unverified
A Different Expression of Rolex
The Rolex Perpetual 1908 occupies an unusual position in a collection better known for the Submariner, GMT-Master II, and Daytona. Rather than adapting a professional sports watch for formal occasions, Rolex developed a dedicated dress watch with restrained proportions, a traditional small-seconds display, and a movement designed to be seen through the caseback. The 52508-0006 captures this distinctive direction through its white dial, yellow-gold case design, and brown leather strap.
Its appeal comes from details that are easy to overlook in photographs. The original 39mm case measures approximately 9.5mm thick, giving the watch a relatively slim profile without pursuing the extreme thinness associated with some traditional dress watches. The bezel combines a smooth domed upper surface with fine fluting beneath it, a subtle arrangement that creates a different visual effect from the prominent fluted bezel of a Datejust.
The white dial is equally deliberate. Large Arabic numerals at 3, 9, and 12 o’clock establish the basic layout, while faceted hour markers fill the remaining positions around the small-seconds register at 6 o’clock. This combination recalls traditional watchmaking without relying on an elaborate decorative pattern. The original dial has a fine satin finish rather than a simple glossy white surface, giving it a softer appearance that responds differently to changing light.
That distinction has attracted attention among collectors. In a discussion featuring photographs of a yellow-gold 1908 with a white dial, one owner described the dial as displaying subtle variations in its white tone, particularly alongside the warm gold case. Other participants appreciated the absence of a date window and the understated appearance compared with more familiar Rolex models. These observations are personal impressions rather than manufacturing specifications, but they help explain why the 1908 appeals to enthusiasts looking beyond the brand’s sports-watch identity.
For a replica, this relatively simple dial presents a specific challenge. With no rotating bezel, large chronograph counters, or colorful ceramic insert to dominate the design, the spacing between the numerals, the shape of the hands, the small-seconds register, and the surface finish become especially noticeable. A flat, overly bright white dial can change the character of the watch even when the overall layout is recognizable.
The brown leather strap is another defining part of reference 52508-0006. On the genuine watch, Rolex uses matte brown alligator leather with a green calfskin lining and a double-folding Dualclasp. This combination gives the case a traditional dress-watch appearance while offering a different fastening experience from a conventional pin buckle.
The choice of brown leather is not universally preferred. In collector discussions, some enthusiasts have expressed interest in fitting a black strap to the white-dial 1908 for more formal occasions. That preference illustrates how strongly the strap influences the watch’s character. Brown emphasizes warmth and vintage-inspired styling, while black would create a more restrained contrast. For this particular reference, however, brown is the correct original configuration.
Why the Movement Matters More on the 1908
Unlike most contemporary Rolex sports models, the genuine 1908 has a transparent sapphire caseback. Its Calibre 7140 is therefore part of the visual experience, not merely a mechanism concealed inside the case.
Rolex finishes the movement with its Côtes de Genève decoration and equips it with a yellow-gold oscillating weight. The movement also uses a Syloxi silicon hairspring, a Chronergy escapement, and an approximately 66-hour power reserve. These details belong to the authentic Calibre 7140 and should not be assumed to exist in a replica simply because its case or dial resembles the original.
This is particularly relevant when evaluating a 1908 replica. A decorative movement plate may reproduce part of the visual impression of the genuine mechanism without matching its construction, finishing, or performance. If the replica has a transparent caseback, the appearance of the rotor, bridges, screws, and movement layout becomes a meaningful part of the comparison. If its caseback is solid, that would represent a separate departure from the genuine design.
The small-seconds display also deserves functional attention. On the original 1908, the hand at 6 o’clock continuously indicates running seconds, while the central hands display hours and minutes. A replica should be assessed according to its actual movement and the operation of this register, rather than an unsupported claim that it contains a cloned Calibre 7140.
The 52508-0006 is best understood as a Rolex design built around restraint. Its white dial, carefully divided bezel, brown leather strap, and compact seconds display create an identity that is markedly different from the brand’s professional watches. A successful replica interpretation should preserve those proportions and visual relationships, while remaining transparent about the differences in movement, materials, and construction that cannot be established from appearance alone.

























Justin Lewis –
I wasn’t sure about it from the photos alone, so I paid extra attention to the details. The combination of white dial and automatic movement gives it a distinctive look without feeling too busy. Customer-service information was useful when I wanted clarification before placing the order. I’m pleased with how it turned out.