Reference:116520: Difference between revisions

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|title=Rolex Daytona 116520 — Steel, Cal 4130, 2000–2016 | Rolexopedia

|keywords=Rolex 116520, Daytona 116520, cal 4130, in-house chronograph, APH dial, asymmetric lugs, Fratello, vertical clutch, column wheel, 78490

|image=Ref 116520 hero.webp

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| production || 2000–2016 (sixteen years)

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| crystal || flat sapphire, no Cyclops

| bracelet || 78490 Oyster, SEL

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| predecessor || 16520 (Zenith caliber 4030)

== Where it sits in the line ==

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Production runs from 2000 to 2016, sixteen continuous years on a single reference number. Within that span a handful of small revisions mark out internal generations.

The APH error dial takes its name from the last three letters of COSMOGRAPH, which sit too far to the right on the affected dials and open a visible gap in the middle of the word. Logan Baker's Phillips article on the variant dates the earliest examples to 2009 on white dials and 2010 on black; Ben Hodges, writing for Fratello in 2021, puts the run later, between 2011 and 2014. Rolex never corrected the kerning, and APH dials kept turning up sporadically through the 2016 discontinuation. How many were made is not documented.

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Caliber 4130 is the headline of this reference. It is Rolex's first wholly in-house chronograph movement, launched in 2000 after a development cycle the brand described as five years long. For thirty-seven years before it, the chronograph base came from outside: the Valjoux 72 family powered every manual-wind Daytona from 1963 through 1988, then the Zenith El Primero base sat under cal 4030 from 1988 through 1999. The 4130 ended that.

For the full caliber lineage see [[Reference:Movements#cal-4130]].

| 2003-2008 || Black, White || super-luminova || 78490 || SEL || Lume transition. Easylink 5mm comfort extension introduced around 2002.

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| 2014-2016 || Standard black, Standard white || chromalight || 78490 || SEL || Final production; APH still occasionally appears.

| Racing / luminous-numerals dial || late production || Arabic numerals on the sub-dials with luminous fill; available in black and white || Late-run variant; documentation on production span and volume is thin

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Cause is where it falls apart. Christie’s puts the fault in the topcoat, describing "a natural defect in the protective varnish coating". Phillips has called the same thing "a defect in some batches of paint used for the white dial" in 2021, the nature of the lacquer used in 2022, and "the material’s nature" in 2024. None of the four formulations carries a citation, no Rolex document acknowledges the phenomenon, and no published analysis of an affected dial exists. The collector explanation, ultraviolet exposure, runs into a hard counter-example: Antiquorum has twice sold cream and lemon 116520s as new old stock with factory stickers still in place, one of them with the caseback sticker intact. A dial that turned under its own sticker did not turn in the sun. Exposure clearly modulates how far a given example goes, since stickered examples that stayed white also exist, but it does not look like the driver. Christie’s adds the detail that makes the variant hard to police: "the change in hue is completely random for each timepiece", which is why a cream dial rests on catalogue provenance rather than on anything a loupe can settle.

The cream dial gets conflated with the brown sub-dials of the Zenith-era [[Reference:16520|16520]], and it should not be. Christie’s attributes those to degradation of the organic Zapon coating on dials made in 1994 and 1995: a different coating, a different reference, a different decade. A cream 116520 is not a Patrizzi.

== Bracelets, end links, and clasps ==

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== Special branches ==

The gap in COSMOGRAPH is the easy tell, but Phillips notes two companion tells on many late APH dials: the O in OYSTER takes a shape closer to a zero, and the horizontal spacing across OYSTER PERPETUAL runs wider than on earlier standard dials. Those details matter when checking loose claims, since APH names one specific printing error and gets applied loosely to any late 116520 dial with blue lume.

== Historical market and auction record ==

Cream dials are the exception to that restraint, and they carry real money. Antiquorum’s Geneva sale of 7 November 2021 took a K-series example with its warranty and caseback sticker to CHF 162,500 against a CHF 100,000 to 200,000 estimate. Phillips has repeatedly cleared its own numbers on the variant, with CHF 37,800 at the Geneva Watch Auction XIV in November 2021 and CHF 35,560 at Geneva XX in April 2024, both against estimates topping out at CHF 30,000 and CHF 40,000. Sotheby’s 2025 ‘Citrus’ lot, a circa 2003 watch, sits outside the P-K-Y window every house otherwise states and is worth reading as an outlier rather than an extension of it.

== Related references ==

See also the [[Reference:daytona|Daytona family index]], [[Reference:Movements|movement reference]], [[Reference:Bracelets|bracelet & clasp guide]], and [[Reference:Serial-numbers|serial numbers by year]].