ClockSavant Watch Collecting, Servicing, & Repair Blog

Service a 1964 vintage Rolex 5552 calibre 1530 for the original owner

Service a 1964 vintage Rolex 5552 calibre 1530 for the original owner

by Eric Greenberg
I recently serviced this Rolex 5552 calibre 1530 from 1964 for its original owner. It has been his daily watch for 55 years. His request was to ful...
Example poor manufacturer workmanship and the importance of the independent watchmaker

Example poor manufacturer workmanship and the importance of the independent watchmaker

by Eric Greenberg
You are looking at the fourth wheel of a chronograph manufactured within the past 20 years. This picture is from an expensive watch owned by a Cloc...
Servicing a Seiko Pogue 6139-6005 vintage chronograph - Discussion of Quickset Day Change

Servicing a Seiko Pogue 6139-6005 vintage chronograph - Discussion of Quickset Day Change

by Eric Greenberg
This is a very nice vintage Seiko Pogue 6139-6005 chronograph recently serviced for a ClockSavant customer. The Seiko 6139 has a “push” design to i...
Servicing a Seiko 6139-7070 vintage chronograph - Discussion of vertical clutch and reset

Servicing a Seiko 6139-7070 vintage chronograph - Discussion of vertical clutch and reset

by Eric Greenberg
I recently serviced this Seiko 6139-7070 vintage chronograph for a regular ClockSavant customer. The watch has many positive attributes including a...
How to avoid turning a vintage watch into a metal grinder - Servicing a seiko 6039-7049 Turtle

How to avoid turning a vintage watch into a metal grinder - Servicing a seiko 6039-7049 Turtle

by Eric Greenberg
This is a vintage Seiko 6039-7049 “Turtle” I recently serviced for a ClockSavant customer. The sequence of pictures in the video below highlights s...
The importance of sentimental watches (Avia-matic ETA 2472 ~ 1965)

The importance of sentimental watches (Avia-matic ETA 2472 ~ 1965)

by Eric Greenberg
Recently I have serviced a number of sentimental family watches for ClockSavant customers. This watch belonged to the Great Grandfather of the owne...
Servicing Omega Seamaster calibre 354 automatic bumper from 1952 with a stunning tropical meteorite dial

Servicing Omega Seamaster calibre 354 automatic bumper from 1952 with a stunning tropical meteorite dial

by Eric Greenberg
The tropical meteorite dial on this stunning Omega Seamaster calibre 354 automatic bumper from 1952 is one of the most beautiful dials of its type ...
Servicing a Seiko 6139-6005 Pogue Vintage Chronograph for Original Owner

Servicing a Seiko 6139-6005 Pogue Vintage Chronograph for Original Owner

by Eric Greenberg
  I recently fully serviced this Seiko 6139-6005 Pogue vintage chronograph for the original owner. The watch is very sentimental for him, it was wo...
Servicing a Rolex Air-King Reference 5500 Calibre 1520

Servicing a Rolex Air-King Reference 5500 Calibre 1520

by Eric Greenberg
This is a very nice vintage Rolex Air-King reference 5500 with calibre 1520 from the late 1970’s that I recently serviced for a ClockSavant custome...
Servicing a Seiko 4502-7001 and a discussion of the hack stop and quick date change mechanisms

Servicing a Seiko 4502-7001 and a discussion of the hack stop and quick date change mechanisms

by Eric Greenberg
This blog post includes narrated video's, these can only be seen on the ClockSavant Instagram page. This is a beautiful vintage Seiko 4502-7001 I r...
Servicing a Stunning Vintage Seiko Kakume 6138-0030 Chronograph

Servicing a Stunning Vintage Seiko Kakume 6138-0030 Chronograph

by Eric Greenberg
This is a stunning vintage Seiko Kakume 6138-0030 chronograph that I recently serviced for a ClockSavant customer. After servicing, is now running ...
Servicing a rare and unusual 120 year old 18S Elgin B. W. Raymond pocket watch with up/down indicator

Servicing a rare and unusual 120 year old 18S Elgin B. W. Raymond pocket watch with up/down indicator

by Eric Greenberg
I recently serviced this unusual and rare ~ 120 year old 18S Elgin B. W. Raymond pocket watch with power reserve up/down indicator for a ClockSavan...