Back
Buy Hublot Big Bang Unico 421.MX.1130.RX | 44 mm, Like new & unworn — Switzerland
In Stock
Original box, original papers

Hublot Big Bang Unico

Reference number
421.MX.1130.RX
Case diameter
44 mm
Dial
Skeletonized
Case material
Yellow gold
Condition
Like new & unworn
Bracelet color
Black
USD 33,610
Free insured shipping to within 5 days
Contact via WhatsApp

Hublot Big Bang Unico Features

Dial
Skeletonized
Clasp
Fold clasp
Model
Big Bang Unico
Gender
Men's watch/Unisex
Crystal
Sapphire crystal
Location
Switzerland, Geneve
Movement
Automatic
Condition
Like new & unworn
Availability
Item is in stock
Listing code
SVPGL1
Case diameter
44 mm
Case material
Yellow gold
Dial numerals
Lines
Bezel material
Yellow gold
Bracelet color
Black
Clasp material
Titanium
Reference number
421.MX.1130.RX
Water resistance
10 ATM
Bracelet material
Rubber
Scope of delivery
Original box, original papers
Year of production
Unknown
Dealer product code
HU4786
Caliber/movement
HUB1280
System: Supplier
Watchoyster
Power reserve
72 h
Collection
Big Bang

Product Description

This Like new & unworn Hublot Big Bang Unico 421.MX.1130.RX features a 44 mm Yellow gold case with a Skeletonized dial, powered by an Automatic movement.

Produced in Unknown, this piece comes with Original box, original papers and is fitted with a Rubber bracelet secured by a Fold clasp. The case offers 10 ATM water resistance and is protected by a Sapphire crystal.

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 Big Bang Unico ships fully insured from our Geneva facility.

Looking to buy a pre-owned Hublot Big Bang Unico in Like new & unworn condition? This 421.MX.1130.RX 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

Hublot Big Bang Unico
Security & Warranty

Before You Buy

Hublot Big Bang Unico

Authenticity
Flexible payment options
Insured shipping

Before You Buy

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

Yes. This Big Bang Unico 421.MX.1130.RX has been physically inspected in-house by our certified watchmaker, covering movement accuracy, case integrity of the 44 mm Yellow gold case, Skeletonized 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 Big Bang Unico 421.MX.1130.RX 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 Big Bang Unico is listed in Like new & unworn 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

Similar Watches

Products in this list are selected by similar characteristics and approximate price.

Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

411.NX.1170.RX.0904, 45 mm, Black, Titanium, Used (Very good), Black

USD 34,820
In Stock
Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

441.OL.5181.RX, 42 mm, Skeletonized, Rose gold, Like new & unworn, Blue

USD 29,500
In Stock
Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

411.JX.4802.RT, 45 mm, Skeletonized, Sapphire crystal, Used (Very good), White

USD 38,210
In Stock
Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

421.OX.1180.RX.1104, 44 mm, Skeletonized, Rose gold, Like new & unworn, Black

USD 39,460
In Stock
Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

411.JX.1170.RX, 49 mm, Skeletonized, Used (Fair)

USD 26,480
Pre-order
Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

406.NM.0170.RX, 49 mm, Skeletonized, Titanium, Used (Good)

USD 22,080
Pre-order
Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

411.NX.1170.RX.1704, 45 mm, Skeletonized, Titanium, Used (Good)

USD 19,770
Pre-order
Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

416.YL.5120.VR, 45 mm, Skeletonized, Carbon, Used (Good)

USD 19,610
Pre-order
Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

431.CI.1370.RX, 43 mm, Black, Ceramic, Like new & unworn, Black

USD 18,660
In Stock
Hublot Big Bang Unico QUICK VIEW
Hublot Big Bang Unico

441.EX.5129.RX.UCL22, 42 mm, Skeletonized, Ceramic, Used (Good)

USD 17,960
Pre-order

Any other questions? Write to us right now!

We will respond quickly in any convenient messenger.:

Write to WhatsApp