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Patek Philippe Annual Calendar 5905/1A-001 | Green Dial Used (Very good)  Buy in Switzerland
In Stock
Original box, original papers

Patek Philippe Annual Calendar 5905/1A-001

Reference
5905/1A-001
Case diameter
42 mm
Dial
Green
Case material
Steel
Condition
Used (Very good)
Bracelet color
Steel
USD 51,020 USD 53,140 -4%
Free insured shipping to · delivery October 18 – October 19
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14-day return · Warranty included · Insured shipping
Contact via WhatsApp Personal assistance with your purchase

Patek Philippe Annual Calendar 5905/1A-001 Features

Reference number
5905/1A-001
Brand
Patek Philippe
Dial
Green
Clasp
Double-fold clasp
Model
Annual Calendar
Crystal
Sapphire crystal
Movement
Automatic
Condition
Used (Very good)
Thickness
14.13 mm
Availability
Item is in stock
Case diameter
42 mm
Case material
Steel
Dial numerals
Lines
Bezel material
Steel
Bracelet color
Steel
Clasp material
Steel
Number of jewels
37
Water resistance
3 ATM
Bracelet material
Steel
Scope of delivery
Original box, original papers
Year of production
2023
Dealer product code
880971774
Bracelet length
210 mm
Frequency
28800 A/h
Power reserve
55 h
Caliber/movement
CH 28-520 QA 24H
Collection
Complications

Patek Philippe Annual Calendar 5905/1A-001 Description

Patek Philippe Annual Calendar 5905/1A-001, offered in Used (Very good) condition. Main characteristics: Steel case, Green dial, Automatic movement, Steel bracelet. The full list of specifications is shown above.

Reference number and set

The reference number 5905/1A-001 is what collectors use to tell variants of the same model apart, so it is worth checking it against the specifications and photos before you buy. Included in the set: Original box, original papers. The original box and papers help document a watch's provenance and are key factors in a pre-owned piece's value, which is why we always state exactly what comes with each watch.

Authenticity and service

Every watch sold by WATCHOYSTER is inspected and authenticated by our certified watchmaker and verified against The Watch Register before it reaches you. Each piece comes with our warranty and a 14-day return policy and ships fully insured from Geneva. Interested in the Patek Philippe Annual Calendar 5905/1A-001? Message us on WhatsApp for additional photos, delivery details or any other questions before you decide.

Watch Certificate™

Watch Certificate™

For maximum security and transparency, a Watch Certificate™ can be provided upon request. This independent document confirms the authenticity of the timepiece and protects you from counterfeit or altered watches.

International Certification

International Certification

We cooperate with the global organization The Watch Register®. Upon request, every watch - whether new or pre-owned — can be supplied with an official certificate from this international authority.

Insured delivery

Insured delivery

All orders are shipped with full insurance, ensuring that both domestic and international shipments are safe and worry-free.

14-day return policy

14-day return policy

You may return the watch within 14 days if it differs from the description or photos, or if there is a defect not mentioned.

Inspected by Certified Watchmaker

Inspected by Certified Watchmaker

All our timepieces are thoroughly inspected by our certified watchmaker to ensure authenticity and perfect working condition. Every watch we offer is guaranteed to be 100% original.

Personal collection

Personal collection

When preferred, collect your watch from our private showroom in Geneva. A secure and discreet handover, designed for your comfort and peace of mind.

How Returns Work

Contact Us

1. Contact Us

Contact us Inform us about the return by writing via WhatsApp — it’s the fastest and easiest way.

Secure Return

2. Secure Return

Secure return We will provide you with an insured shipping label so you can safely return your watch.

Money Back

3. Money Back

Money back As soon as we receive the watch, you will get a bank transfer refund without delay.

Patek Philippe Annual Calendar 5905/1A-001
Security & Warranty
Authenticity
Flexible payment options
Insured shipping

Before You Buy Patek Philippe Annual Calendar 5905/1A-001

Key details about authentication, financing, viewing, delivery, and condition.

Yes. This Patek Philippe Annual Calendar 5905/1A-001 has been physically inspected in-house by our certified watchmaker, covering movement accuracy, case integrity of the 42 mm Steel case, Green dial condition, and overall authenticity. Every serial number is verified against The Watch Register before listing. This piece carries our 12-month warranty and is covered by our 14-day return policy if it does not correspond to its description.

Financing is available only for selected watches priced up to CHF 10,000. Eligible models are clearly marked with a financing badge on the product page.

If a watch does not display the financing badge, or its price exceeds CHF 10,000, interest-free financing is not available for that model.

For eligible watches, financing is available to clients residing in Switzerland, with terms from 3 to 24 months. Approval is typically completed within a few minutes during checkout by the HeyLight partner bank.

As we are based in the secure Geneva Free Zone, we generally do not offer pre-purchase viewings and operate primarily as an online retailer due to security and insurance requirements.

A limited number of watches are available for in-person inspection by appointment at our office. Availability depends on the specific model. Some watches can be viewed before purchase, while others are available for collection only after payment.

Please contact us via WhatsApp with the watch details, and we will confirm whether the model is available for viewing or collection only.

This Patek Philippe Annual Calendar 5905/1A-001 ships fully insured from our Geneva facility. Standard delivery across Switzerland takes 4 to 5 business days. International shipments to 50+ countries typically arrive within 7 business days. You receive tracking information at the point of dispatch. Original box, original papers is included with this piece.

This Patek Philippe Annual Calendar is listed in Used (Very good) condition, assessed across case, dial, bezel, crystal, and bracelet by our in-house certified watchmaker before listing. Real photographs on this page reflect the actual state of the watch. Original box, original papers is included. A Watch Certificate digital passport is available on request for independent verification of the watch's details and service history.

Customer Reviews

Real impressions from clients who worked with our team and received their watches.

  • 5.0
    Siu C.
    HK · 13.01.2025
    Verified

    The whole process was smooth and quick. Active response and the product is exactly the same as the photos. A nice experience and a nice watch.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Paulina S.
    CH · 27.06.2025
    Verified

    Perfect!!

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Przemysław M.
    PL · 27.10.2025
    Verified
    Average
    5.0
    Communication
    5.0
  • 5.0
    Miles J.
    US · 23.04.2026
    Verified

    Watch was actually better than described and the dealer's communication was great. Would work with them again for sure.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Andreas S.
    CH · 15.07.2026
    Verified

    Unfortunately, the watch did not function optimally, but the support is very good.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    P
    CH · 11.12.2024
    Verified

    The packaging was not sturdy.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    GRV
    US · 16.07.2026
    Verified

    They extremely professional and prompt, delivering exactly as specified. That’s a lot by today’s standards! Thank you!

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Alessandro C.
    CH · 17.03.2024
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Torsten G.
    US · 06.08.2025
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Don F.
    US · 15.10.2024
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0

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