Name: Audemars Piguet Royal Oak "Jumbo" Extra-Thin (50th Anniversary) 16202ST.OO.1240ST.01
Brand: Audemars Piguet
SKU: 16202ST.OO.1240ST.01

The 16202ST is Audemars Piguet's answer to decades of collector complaints: bring back the 39mm. Released in 2022 to mark the Royal Oak's 50th anniversary, it revives the exact case diameter of Gerald Genta's 1972 original and pairs it with the 7121, a movement developed specifically to match the original's 6.3mm case height. If you want the Royal Oak as Genta drew it, this is the only current-production reference that gets there.

What it is

The 16202ST launched in 2022 as the 50th anniversary edition of the Royal Oak, replacing the 15202 as the "Jumbo" in the lineup. It runs the caliber 7121, an in-house thin automatic developed to hit the 8.1mm total case height that distinguishes the Jumbo from the bulkier 15500ST (41mm, cal. 4302). The ref ships exclusively in steel with a Grande Tapisserie dial in three colorways at launch: blue, silver, and white.

Unlike the 15400 and 15500 generations, the 16202 does not carry a date, which is the correct choice for a watch meant to honor the original. Production is ongoing but constrained; AP has not published allocation figures.

Buying notes

Verify the bracelet is original and all links are present: the integrated bracelet on the 16202 is specific to this reference, and replacement links are expensive and slow to source through AP. Check dial condition under bright light at an angle; the Grande Tapisserie pattern shows scratches and cleaning marks readily, and refinished dials are a known issue on pre-owned examples. Inspect the caseback for evidence of unauthorized opening, since the 7121 is a thin movement and amateur handling during a failed service or battery swap (yes, it happens) can cause real damage.

Confirm the crown screws down smoothly and that the signed crown is correct for the ref; non-original crowns appear on grey-market pieces. Finally, request full purchase documentation including AP warranty card with matching serial, since resale value is materially affected by papers.

Market read

The 16202 trades at a meaningful premium to retail, which sat around $28,000 USD at launch. Grey market prices have ranged from $38,000 to $55,000 depending on dial color and condition, with blue dials commanding the top of that range. The white dial is rarer and has fetched above $50,000 at auction in near-mint condition.

Premiums have compressed from the 2022 peak but have not collapsed; AP's allocation model keeps supply tight enough that street price consistently clears retail. Buyers should expect to pay at least 35% over retail on the secondary market for a clean, papered example.

Service expectations

The caliber 7121 is serviced exclusively by Audemars Piguet; no independent watchmaker should attempt a full service without factory parts and tooling, given the movement's thin architecture. AP recommends a service interval of approximately five years, with full service costs running $1,200 to $2,000 USD depending on what the movement needs. Factor that into your total cost of ownership, and confirm with any pre-owned seller when the last service was performed.

Editorial copy is AI-drafted from primary sources and reviewed by Grail Atlas before publication. Where the text is uncertain about a fact, it says so. Email corrections@grailatlas.com if something reads wrong. Signals on this page (community, OSINT) are clearly separated from the editorial sections.

Common#3 in familyOfficial press photos

Condition affects price

Pre-owned watches trade across a wide condition spectrum. These ranges are typical for the secondary market.

New Old Stock

Unworn example retaining original packaging, tags, and warranty documentation.

+30–50% vs median

Unpolished

Worn but the case has never been polished; original brushed and polished surfaces are intact.

+15–25% vs median

Polished

Case has been professionally or amateur polished at some point; edge definition is softened.

-15 to -5% vs median

Recently Serviced

Movement has been recently serviced with documented service records; case condition varies.

At median

Project

Needs service, has dial or hand issues, non-original parts, or other remediation before daily wear.

-50 to -25% vs median

Full condition grading guide →

Market price

$42,000–$65,000

varies by metal·2026 Q2

Price trend chart coming soon

The 50th Anniversary Royal Oak Jumbo 16202 in steel commands the highest secondary prices of any modern AP steel reference; the anniversary edition elevated desirability well above the outgoing 15202.

Editorial estimate, 2026 Q2. Actual prices vary by condition, date, and box/papers status.

Movement tier: unclassified · caliber AP Cal. 7121: ultra-thin in-house automatic micro-rotor, 19,800bph, 40h PR, 36j; used in Royal Oak Jumbo 16202; 3.05mm thick; cornerstone of AP thin watchmaking · 40h power reserve · family design Gérald Genta

Versatile size: fits most wrists (6–7.5 in / 15–19 cm)

39 mm case. The sweet spot for the broadest range of wrist sizes. Neither too dainty nor too bold.

Not yet rated

Community + OSINT signals haven’t landed for this reference yet. We don’t publish a rating against zero signal: the number would mean nothing. Editorial body + caliber + market value still surface above; ratings appear once the signal corpus does.

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Authentication

The 16202 Jumbo Extra-Thin is the most historically significant current Royal Oak and faces elevated counterfeit pressure; the micro-rotor Cal. 7121 visible through the caseback and Grande Tapisserie dial color are the definitive authentication points.

Known issues in the market

Cal. 7121 with micro-rotor is the key authentication anchor; any full-size rotor in a claimed 16202 is incorrect; the micro-rotor means the movement plate is visible through the caseback without a rotor obstruction.
Grande Tapisserie dial pattern (larger pyramids than Petite Tapisserie) in blue-grey is specific to this reference; any other color or Petite Tapisserie pattern indicates wrong dial.
The 50th anniversary reference is a close reissue of the original 5402; case geometry should be 39mm, not 41mm (the 15400); a 41mm case is the wrong generation.
Elevated counterfeit pressure stems from the reference's historical significance and pricing; box, papers, and extract de registre from AP are strongly advisable.
Integrated bracelet flat polished center links are specific to the Jumbo; rounded or brushed center links are from a different Royal Oak variant.

Area	What to check	What is correct	Red flag
dial	Grande Tapisserie pattern in blue-grey	Larger pyramidal pattern (Grande Tapisserie) vs. the Petite Tapisserie of the 15400; blue-grey color; pattern depth casts strong shadows under raking light; "AP" at 6; applied Royal Oak indices	Petite Tapisserie (small pyramids, wrong for 16202); non-blue-grey color; shallow pattern depth; "AP" at 6 that appears printed rather than applied
movement	Cal. 7121 micro-rotor via caseback	Exhibition caseback shows Cal. 7121; small micro-rotor visible at edge of movement (not a full-size rotor); full movement plate visible; "CAL 7121" text; 19,800bph; "AP" signed micro-rotor	Full-size rotor obscuring the movement (wrong movement in a claimed 16202); Cal. 7121 text absent; rotor without AP engraving; 21,600bph beat rate (incorrect for Cal. 7121)
case	39mm case diameter (Jumbo spec)	39mm diameter consistent with original 5402 Jumbo specification; ultra-thin profile (~8.1mm case thickness); lug width 20mm; flat polished bezel with 8 screws	Case diameter at 41mm (15400 Selfwinding, not Jumbo); case thickness over 9mm (too thick for Cal. 7121 ultra-thin); lug width inconsistent with 39mm spec
bracelet	Flat polished center links (Jumbo spec)	Flat, polished center links specific to the Jumbo bracelet; satin-brushed outer links; integrated end links with no gap; fold-over AP clasp; bracelet taper from lug to clasp	Rounded or brushed center links (15400 Selfwinding bracelet variant); hollow-sounding links; end-link gap to case; clasp without AP engraving
case	Eight bezel screw alignment	All 8 bezel screws with consistent slot orientation; flush with bezel surface; no stripped or scarred heads; screw heads in the same finish as the bezel	Any screw with misaligned slot vs. the others; stripped or scarred heads; screws that are recessed or proud of the bezel surface

Common legitimate replacements

Royal Oak Jumbo bracelet links are occasionally replaced due to wear; original matching bracelet serial is worth verifying.
AP extract de registre (factory record by serial) is available for recent production and is the strongest provenance document.

Expert resources: Audemars Piguet authorized dealers authenticate via serial. AP Talk forum (aptalk.com) has dedicated 16202 authentication threads. A watchmaker inspection of the Cal. 7121 micro-rotor and beat rate is definitive.

Authentication guide

Last reviewed June 2026

The 16202ST is the 50th anniversary reissue of the original 1972 Jumbo Royal Oak, now in limited production. It reintroduces the 39mm case and Cal. 7121 ultra-thin movement. This is the most important Royal Oak reference currently in production and the most closely scrutinized by serious collectors.

Known reproduction risks

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HIGH RISK

The 16202ST commands premiums well above retail and has attracted reproduction interest. Key distinguishing features are the "Petite Tapisserie" dial texture, the 39mm case diameter, and the Cal. 7121 peripheral rotor visible through the caseback.

"Grande Tapisserie" texture presented as "Petite Tapisserie" -- the square density difference is visible to a trained eye without magnification
Date window at 3 o'clock -- the 16202 is definitively no-date
Movement without the peripheral rotor architecture; central rotor visible through caseback indicates a different caliber
Case measuring 41mm -- the 16202 is 39mm; carry a gauge if purchasing in person
Dial blue that does not shift color with light angle

The 16202ST is one of the highest-priority authentication targets in the current AP market. Take extra time on each checkpoint for this reference.

Dial variants by era

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Era	Description	Identifiers
2022 to present (steel, 16202ST, blue "Petite Tapisserie" dial)	The 16202ST uses the "Petite Tapisserie" pattern, which is smaller and more closely spaced than the "Grande Tapisserie" of the 15400/15500. The dial is blue with a distinctive "deep sea" tone that shifts between green-blue and navy depending on light angle.	"Petite Tapisserie" pattern: noticeably finer than "Grande Tapisserie"; the squares are smaller and the texture has more density per square millimeter Blue dial with the specific "deep sea" color shift between blue and green-blue under different light; this shift is a characteristic of the original 39mm Jumbo dial No date window -- the 16202 is time-only; any date window indicates a different reference or modification Applied "AP" crown at 6 o'clock: raised, casts shadow under directional light Text block below 12: "Audemars Piguet" / "Royal Oak" / "Automatic" -- thinner text weight than the 15400/15500 due to the smaller case diameter Integrated bracelet with a "Petite Tapisserie" brushed-link pattern; the link texture matches the dial on close inspection

Service part flags

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Dial

Original: "Petite Tapisserie" dial in the correct "deep sea" blue. The texture density is visually distinguishable from "Grande Tapisserie" once both are seen side by side. The applied "AP" crown and text are raised on a correctly machined dial.

Replacement tells

"Grande Tapisserie" texture substituted for the correct "Petite Tapisserie" -- the square size is the tell; Petite is denser
Dial blue that is too uniform across all angles -- the authentic "deep sea" blue shifts with light; a flat blue indicates a substitute
Date window cut into the dial at 3 o'clock -- no date window on the authentic 16202

Case proportions

Original: 39mm case diameter is smaller than the 15400 (41mm) and 15500 (41mm). The 16202 is the "Jumbo" nomenclature but is actually the smallest current Royal Oak. Side-by-side with any 41mm Royal Oak, the 16202 reads visibly smaller.

Replacement tells

Case measuring 41mm or larger indicates a different reference presented as the 16202
Case thickness inconsistent with the ultra-thin Cal. 7121 specification; the 16202 is noticeably thinner than the 15400/15500

Case back markings

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2022 to present

Exhibition caseback displaying Cal. 7121 ultra-thin movement
"Audemars Piguet" on the movement rotor
Reference number "16202ST.OO.1240ST.01" engraved on the caseback rim
Cal. 7121 is one of the thinnest self-winding movements produced by any Swiss manufacture; the rotor is peripheral (skeletonized, around the edge) to keep the profile ultra-thin
Serial number engraved on caseback
50th anniversary text may appear on some variants but is not present on all production examples

Movement tells

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Cal. 7121 is visible through the exhibition caseback. The peripheral rotor is the fastest identifier -- it runs around the edge of the movement rather than as a central weight.
Ultra-thin movements are particularly sensitive to shock; verify the watch runs consistently and the beat rate is stable when moved through orientations.
Power reserve is 60 hours; a significantly shorter reserve indicates a mainspring issue common in older examples of the ultra-thin architecture.

Sources: Audemars Piguet — Royal Oak 16202 50th anniversary page; Hodinkee — 16202 debut and 50th anniversary coverage; WatchUSeek AP forum — 16202 authentication megathread.