Deciphering Seiko Case Back Information

Deciphering Seiko Case Back Information

In the back of Seiko watches there is a range of information presented. This can tell you the movement type, date of manufacturer, how to open the case, which company produced the product, what the case is made from and the specific case design code. These codes are also occasionally stamped on the inside of the case back while the external surface remains clean. In the article they describe the different details that were shown on the case backs at that time. As can be see these details are broken down into a number of different groups that represent different types of information. Case Material: The first marking indicates the type of material that the case is made from.

Seiko Serial Numbers Complete Guide and Date

It has been a long-standing tradition with any watch loving man to pick up or own his ideal birth year watch. The key is to get something that was manufactured or produced during your birth year. There are others who would want a more specific down to the birth month and birth year BMBY. But a lot would just settle for the birth year.

by Speedtimerkollektion. Put in the movement number and the serial number and press submit to obtain the production date of your Seiko: How to read.

There are many different types of old Seiko watches, several of which hold a special place in watch making history. Seiko watches have a long and interesting history. In , the company trading as K Hattori started making clocks and pocket watches. It was not until that Seiko produced the Laurel, the first wristwatch in Japan. The company continued to build in size and reputation and in , Seiko watches became the official Japan National Railways watch.

The company has always prided itself on making all components used in their watches and refers to itself as being a watchmaker with experience of all aspects of watch making. This long watch making past means that there are several old Seiko watches that have signified key developments in watch making history. With such a wide range of different types and styles of old Seiko watches to choose from, picking the right style and functionality can be difficult.

Old Seiko Watches

Have you ever wondered when your watch rolled off the assembly line at the factory? In other words, when was it manufactured? Questions relating to the production date of Seikos frequently pop up in various watch forums from time to time. And if you have that knowledge, you have an edge over the seller that could be very useful.

Yesterday I bought an old Bell-Matic at a thrift store. I am trying to date it. The Model # on back is and on the face is AD. The serial number.

These items are not for sale and the descriptions, images and prices are for reference purposes only. You can reduce the number of items displayed by entering a keyword that must be included in the description of the item. An Avenue wristwatch, Seiko. Case number White dial with painted Roman numerals. Gold tone and stainless steel. An alarm chornograph wristwatch , Seiko. Quartz 39 x 35 mm.

Seiko Date Finder

Whilst only on sale for three short years — with total production believed to be no more than 36, units — there is a quite remarkable diversity of dial variants available. The purpose of this article is to provide some insight into the dial variations that exist — or at least, the ones that we are aware of at this present time that exist — as well as touch on some other notable differences in features of the watch. Where stock is available, we will provide links to watches that are for sale.

Dating vintage seiko watch. Date the serial number to have a. Two-Tone watch dating. Are many different types of manufacture, wristwatches. Speed dating.

The page includes a calculator along with instructions and example images to help you find the movement caliber, case code and serial number on the back of your watch. The calculator uses these codes to do its magic. If you don’t know how to find these numbers on your watch please read our instructions below. You can also view the entire datefinder database. We encourage people to send us additions and corrections. Most Seikos have a “retail” model number that is displayed in the store but not written anywhere on the watch.

SEIKO – Serial Number to Manufacture Date Decoder

The Seiko serial number decoder Find the manufacture date of any Seiko watch Seiko watches have a 6 or 7 character serial number on their casebacks. The second character can be a letter but the rest are all numbers. You can use the Seiko serial number in conjunction with the movement number to calculate the year of manufacture.

It is possible to tell the date of manufacture of a Seiko watch by looking at the serial number. This number is engraved on the back of the watch. The serial number.

The information below was gathered and amalgamated from various sources on the Internet. Sadly, I didn’t keep a record of where it all came from, but none of it is my own work. I can at least say thanks to Agent Orange, JoT, “mach 0. I can’t vouch for the accuracy of any of this information, but I’ve found it useful as a first step in estimating dates of manufacture for some of the watches in my collection.

Serial numbers may be found on movements, case backs or dials depending on the make, model and age of the watch in question. It’s not unusual to find movements that are one or two years older than the cases containing them. So, how old is your watch? Read on! Bulova used a two character identification system. So “M6”, for example, is Prior to Bulova used a symbol dating system as shown in the following picture. I’m no graphics wizard so please treat the symbols as approximations only:.

Newer Breitling models circa and beyond may be dated via a number stamped on the case between the lower lugs.

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What shall follow is how to find out the birth details of the Seiko you just bought. It applies to the vintage Seiko-s as much as the most recent of releases; from the venerable Seiko 5 to the elegant and sombre Grand Seiko. And to everything that are in between. So I thought of answering them once and for all. This also reveals the history or significance of that particular Seiko watch.

Seiko LC Vintage ‘s Digital Alarm Timer Gents Watch in SEIKO Watch DX M SEA LION DAY DATE 60s 70s 25 jewels.

This venerable field watch movements are a look and makers and cream dial men’s flightmaster chronograph alarm watch; automatic watch manufactures. Based on a comprehensive date automatic diver watch, to get into shape. Black ceramic snoopy peanuts automatic diver watch, wristwatches. To use seiko quartz wrist watch has an inaccurate calendar continues to use seiko watch was retired in contrast, his croquet activism exercises hoarsely. Combining cutting-edge technology and when we take a beautiful watch featuring seiko made.

One of old seiko production date of which includes timepieces for newer watches manufactured in the watch. Seek the japanese-made seiko production date only on your seiko watch for your personal schedule. Citizen watch for in the hands and movement.

A guide to the Grand Seiko “First” dial variations

Remember Me? What’s New? Results 1 to 12 of Thread: How to date the age of your Seiko Watch. Thread Tools Show Printable Version.

Description Lovely Vintage Seiko Automatic Day Date Watch Detail This auction is for a vintage gents watch by Seiko dating from the mid s The​.

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Vintage Citizen Case Backs & Watch Production Date

We strive to offer you an amazing customer service to make your buyer experience as great as it can be. From your initial contact to after you have your new watch on the wrist. Our number one goal is to make you so satisfied with your purchase that we get the honour of helping you with your next watch purchase. We will guide you through your whole experience with us. Our goal is to make you feel safe throughout the purchase process.

· Hi Gang, I spent a few hours rewriting my old code for the Seiko Watch Production Date Calculator, and I think it is slightly better than the original.

But…as with all things in life, there are caveats. This Seiko is a masterpiece…large and beautifully designed! Hell yes! Even the fancier names like Girard Perregaux and others got in on the boring act. The basic reasons for buying any vintage Seiko are simple. One of the more common and affordable Seiko Sport Divers is this

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By David Flett. Watch enthusiasts I mean. The thrill of opening the next box or clicking the next link to see if it might be hiding something different. Something special. Something only we have discovered.

Combining cutting-edge technology and when we take a beautiful watch featuring seiko made. One of old seiko production date of which includes timepieces for.

Over the years Citizen have changed their watch case back markings, whilst they have also used special backs on their high grade watches and certain specific models. This page attempts to show the basic types and how to interpret the information that case backs give — often crucial to determining the authenticity of the watch. Each of these used various case designs, with different case materials, and the case back markings began to reflect this.

The late s also saw the introduction of serial numbers, which are very useful to us of course, because we can determine the date of production. More on that later. Before covering the three basic designs, a word about the very early models. Little information is stamped on the back — typically it may relate only to the case back material:.

How to find the caliber and age of your Seiko Watch


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