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Tudor Oysterdate Big Block 79170 | 39 mm, Used (Fair) — Switzerland
Pre-order
No original box, no original papers

Tudor Oysterdate Big Block

Case diameter
39 mm
Dial
Silver
Case material
Steel
Condition
Used (Fair)
Bracelet color
Silver
USD 5,060
Free insured shipping to within 5 days
Contact via WhatsApp Personal assistance with your purchase

Tudor Oysterdate Big Block Features

Reference number
79170
Brand
Tudor
Dial
Silver
Model
Oysterdate Big Block
Gender
Men's watch/Unisex
Movement
Automatic
Condition
Used (Fair)
Availability
Item is in stock
Case diameter
39 mm
Case material
Steel
Bracelet color
Silver
Water resistance
Not water resistant
Bracelet material
Steel
Scope of delivery
No original box, no original papers
Year of production
Unknown
Dealer product code
919144
Lug width
20 mm
Collection
Oyster

Product Description

This Used (Fair) Tudor Oysterdate Big Block 79170 features a 39 mm Steel case with a Silver dial, powered by an Automatic movement. The combination of Steel construction and a Silver dial gives this piece a distinctive presence, whether worn daily or added to a growing collection.

Specifications

Produced in Unknown, this piece comes with No original box, no original papers and is fitted with a Steel bracelet secured by a {{ product.attribute.clasp }}. The case offers Not water resistant water resistance and is protected by a {{ product.attribute.crystal }}, ensuring the Silver dial remains well shielded from everyday wear. Every detail, from the 39 mm case to the Steel bracelet, has been recorded and verified as part of our listing process.

Authenticity and Condition

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 particular Oysterdate Big Block was assessed in Used (Fair) condition, with the Automatic movement tested for accuracy before listing. This Oysterdate Big Block ships fully insured from our Geneva facility to destinations worldwide.

Looking to buy a pre-owned Tudor Oysterdate Big Block in Used (Fair) condition? This 79170, complete with No original box, no original papers, 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.

Tudor Oysterdate Big Block
Security & Warranty

Before You Buy

Tudor Oysterdate Big Block

Authenticity
Flexible payment options
Insured shipping

Before You Buy

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

Yes. This Tudor Oysterdate Big Block 79170 has been physically inspected in-house by our certified watchmaker, covering movement accuracy, case integrity of the 39 mm Steel case, Silver 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.

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 Tudor Oysterdate Big Block 79170 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. No original box, no original papers is included with this piece.

This Tudor Oysterdate Big Block is listed in Used (Fair) 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. No original box, no original papers is included. A Watch Certificate digital passport is available on request for independent verification of the watch's details and service history.

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