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Buy Zenith Chronomaster Sport 03.3100.3600/21.M3100 | 41 mm, Used (Very good) — Switzerland
Pre-order
Original box, original papers

Zenith Chronomaster Sport

Reference number
03.3100.3600/21.M3100
Case diameter
41 mm
Dial
Black
Case material
Steel
Condition
Used (Very good)
Bracelet color
Silver
USD 8,680
Free insured shipping to within 5 days
Contact via WhatsApp

Zenith Chronomaster Sport Features

Dial
Black
Model
Chronomaster Sport
Gender
Men's watch/Unisex
Location
Japan, Nagoya-city, Aichi
Movement
Automatic
Condition
Used (Very good)
Availability
Item is in stock
Listing code
SU7YZ2
Case diameter
41 mm
Case material
Steel
Bracelet color
Silver
Reference number
03.3100.3600/21.M3100
Water resistance
Not water resistant
Bracelet material
Steel
Scope of delivery
Original box, original papers
Year of production
2021
Dealer product code
974698
Lug width
20 mm
System: Supplier
CLOSER
Collection
El Primero

Product Description

This Used (Very good) Zenith Chronomaster Sport 03.3100.3600/21.M3100 features a 41 mm Steel case with a Black dial, powered by an Automatic movement.

Produced in 2021, this piece comes with Original box, original papers and is fitted with a Steel bracelet secured by a . The case offers Not water resistant water resistance and is protected by a .

Every watch sold by WATCHOYSTER is physically inspected and authenticated in-house by our certified watchmaker before listing, verified against The Watch Register, and backed by our warranty and 14-day return policy. This Chronomaster Sport ships fully insured from our Geneva facility.

Looking to buy a pre-owned Zenith Chronomaster Sport in Used (Very good) condition? This 03.3100.3600/21.M3100 is available now — contact us via WhatsApp for more photos or questions before you buy.

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.

Recently viewed

Zenith Chronomaster Sport
Security & Warranty

Before You Buy

Zenith Chronomaster Sport

Authenticity
Flexible payment options
Insured shipping

Before You Buy

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

Yes. This Chronomaster Sport 03.3100.3600/21.M3100 has been physically inspected in-house by our certified watchmaker, covering movement accuracy, case integrity of the 41 mm Steel case, Black 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.

0% 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 HeyLight partner bank.

Can I view the watch in person before buying?

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 Chronomaster Sport 03.3100.3600/21.M3100 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 Chronomaster Sport 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.

  • RD
    Rostislav D.
    CZ · 15.01.2026
    Verified
    5.0

    Everything went very well.

    Article 5.0
    Average 5.0
    Delivery 5.0
    Communication 5.0
  • TJ
    Terril J.
    US · 28.05.2024
    Verified
    5.0

    Excellent seller, sending promptly, well packaged, frequent updates. Gave me confidence throughout the process.

    Article 5.0
    Average 5.0
    Delivery 5.0
    Communication 5.0
  • LH
    Lam H.
    HK · 02.12.2025
    Verified
    5.0

    Seems like a seller with a lot of dealings

    Article 5.0
    Average 5.0
    Delivery 5.0
    Communication 5.0
  • RV
    Radim V.
    CZ · 24.03.2026
    Verified
    5.0

    Everything went smoothly. Communication was prompt and efficient, and the product arrived exactly as described.

    Article 5.0
    Average 5.0
    Delivery 5.0
    Communication 5.0
  • JM
    Julian M.
    ES · 09.09.2025
    Verified
    5.0

    Finally I didn’t buy, but he was serius and diligent all the time. Inwill making a deal with them in the near future

    Average 5.0
    Communication 5.0
  • HG
    Helmut G.
    CH · 11.11.2025
    Verified
    5.0

    Everything was perfect, exactly as one would wish!

    Article 5.0
    Average 5.0
    Delivery 5.0
    Communication 5.0
  • T
    Tomas
    SE · 06.04.2026
    Verified
    5.0

    Fantastic seller, highly recommend buying. Easy communication throughout the whole purchase and watch in perfect condition. I will buy again.

    Article 5.0
    Average 5.0
    Delivery 5.0
    Communication 5.0
  • MF
    Martin F.
    SG · 09.06.2026
    Verified
    5.0

    Professional and trustworthy dealer.

    Article 5.0
    Average 5.0
    Delivery 5.0
    Communication 5.0
  • GW
    Gilles W.
    CH · 04.09.2024
    Verified
    5.0

    The watch was exactly as described and in very good condition. Shipping was prompt, and communication was excellent.

    Article 5.0
    Average 5.0
    Delivery 5.0
    Communication 5.0
  • DC
    Dr. C.
    CH · 23.06.2025
    Verified
    5.0

    Everything went perfectly.

    Article 5.0
    Average 5.0
    Delivery 5.0
    Communication 5.0

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