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Jenjames shares a common experience among luxury watch owners: discovering the intricacies of their Patek Philippe 5235 Regulator Annual Calendar through an unexpected adjustment. His candid reflection on consulting the owner's manual for the first time highlights the importance of understanding specific setting procedures, even for seasoned collectors. This post serves as a valuable reminder for all annual calendar owners to adhere to manufacturer guidelines to prevent potential issues.
The Patek Philippe reference 5235 Annual Calendar Regulator introduced a distinctive display format to the brand's annual calendar complication. This model features a regulator-style dial, separating the hours, minutes, and seconds into distinct subdials. The central hand indicates minutes, while the hours are displayed in a subdial at 12 o'clock and the running seconds in a subdial at 6 o'clock. This layout provides a clear, uncluttered presentation of time and calendar information, distinguishing it from other annual calendar offerings.
The watch is housed in an 18k white gold case measuring 40.5 mm in diameter and 10 mm in thickness. It is powered by the self-winding caliber 31-260 REG QA, a movement specifically developed for this regulator display. This movement provides a power reserve ranging from 38 to 48 hours. The watch is fitted with a sapphire crystal on both the front and an exhibition case back, offering a view of the movement. It is water resistant to 30 meters.
First appearing in 2011, the 5235 appeals to collectors seeking a Patek Philippe annual calendar with a unique aesthetic. The regulator display, while historically rooted, offers a contemporary interpretation within the brand's complicated watch lineup. Its production run has seen it offered primarily in this white gold configuration, making it a consistent and recognizable piece for those who appreciate its specific technical and design characteristics.
I could have already done some damages to the movement. Well they can fix it on the next service 😉
I guess they charge much because of the exotic material. Just like on any ceramic watch lol.
No harm can be done at 6 AM and it is true for all complications as far as I know. For my calendar, I usually follow the instruction with a twist: I set it to the first day of the previous month, then I just advance the date going through the end of the previous month into the current month, that way I know it is correctly synchronized.
I can no longer find any material specific to your 5235G, but I just checked the info I was given for the 5270J, which includes the sentence: "Delivered with correction stylus in ebony and 18K yellow gold." (Not including the whole document since it's not public.) Even without this, my assumption was that your (and every other) stylus was real gold...so this appears to confirm it with a reasonable degree of certainty ;-) Cheers.
static.patek.com
Not many Patek dealer employees have read the manual. I always tell them, I'll set the watch myself, thank you.
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