Omega Speedmaster Reduced 3510.50 Automatic Men’s Watch 1998, Serviced+Warranty


BRAND: Omega
SERIES: Speedmaster Reduced
MOVEMENT: Automatic
AGE: 1998
CASE: Stainless Steel
DIAL: Black
MOVEMENT CONDITION: Serviced – With One Year Warranty
STRAP: Stainless Steel / Leather

We are one of the only retailers that offer a full 12 months Warranty!

A breathtaking all round sought after Speedmaster ‘Reduced’ watch ref. 3510.50.  The stainless steel case houses the highly reliable 1143 Calibre automatic movement which has recently been serviced. 

This is a slightly smaller, less expensive version of the Omega Speedmaster ‘Moon Watch’ – and is highly desired due to it being automatic. No batteries are required for this automatic mechanical movement. 

The watch has a stunning black dial featuring three sub dials at the 3, 6 and 9 o’clock position.  It has a black tachymeter bezel which measures both speed and distance.  As you can see from the photos this luxury Speedmaster is in excellent condition for its age, extremely adaptable, robust and ready to be worn and enjoyed at any formal or casual occasion.

This Speedmaster comes with a silver bracelet and a new classy brown criss cross leather strap. If you have preference of a different coloured leather strap please let us know.

Comes with a beautiful aftermarket wooden Omega box.


Servicing the movement requires detailed and precise work. This watch has been fully stripped down, thoroughly cleaned and lubricated using high quality oil then carefully reassembled. It is then placed onto a time graph to calibrate the movement this is to reassure that the time keeping is well within expectations.


The watch comes with 12 months full warranty which covers the mechanism. This warranty does not cover any cosmetic damage. On the rare occasion and should you need to send your watch back, simply message us via eBay we will discuss the matter to resolve the issue as swiftly as possible. 

UK Shipping

We will ship to any UK mainland address within one – two business days. If paid before 2pm (Monday -Friday) we will despatch the same day. However, if you require a specific delivery date please do not hesitate to contact us. 

Over Seas Shipping

We will deliver to almost every country. Express delivery is available upon request.  All deliveries within Europe and the United States of America usually made within 3-5 working days.

At Authentic Watch Co we pride ourselves in offering a unique, honest and credible service to our customers.  Communication is paramount to our business, the two key factors that are highly important is from the initial point of contact all the way through to the after sales. 

What makes us stand out from our competitors is our friendly approach, being a family run business it is our duty to ensure that our clients have an all-round outstanding experience.

If you are unhappy with your purchase please send your item back to us in unused condition within 14 days of receipt.  Please provide as much information as you can on our returns form to be entitled to a refund or exchange.  We aim to process all returns within 48 hours of receipt.

If you have received a faulty item please contact us.