Login to Pocket Watch Database

Email

Password

I Forgot My Password

Don't have an account? Join for FREE

Catalog your collection, upload images, and maintain service records.

Join Now

Watches

Quick Filter

Popular Manufacturers:
Aurora Ball Columbus Elgin Hamilton Hampden E. Howard Watch Co. (Keystone) E. Howard & Co. Illinois Lancaster Manistee Marion U.S. Watch Co. New York Watch Co. New York Standard Rockford Seth Thomas South Bend Tremont & Melrose Waltham

Other Manufacturers
Cases
Watch Case Identifier

Quick Filter

Popular Manufacturers:
American Watch Co. (A.W.Co. or A.W.W.Co.) American Watch Case Co. of Toronto (A.W.C.Co.) American Watch Case Co. (A.W.C.Co.) J. Boss Brooklyn Watch Case Co. Crescent Watch Case Co. Dueber Watch Case Co. Fahys Watch Case Co. Illinois Watch Case Co. Keystone Watch Case Co. North American Watch Case Co. Philadelphia Watch Case Co. Roy Watch Case Co. Solidarity Watch Case Co. Star Watch Case Co. Wadsworth Watch Case Co.

All Manufacturers
Learn

Introduction
How To Lookup a Watch How To Open a Watch Case Intro to Pocket Watch Cases Watch Sizes Movement Setting Types Movement Configurations Movement Plate Types Movement Finishes Jewel Counts Jewel Settings Hands

Deeper Topics
Watch Parts Labelled Adjustments Single vs. Double Roller Regulators Mainspring Barrel Types Safety Pinions Railroad Grade Classifications

Utilities
Crystal Size Chart Watch Key Sizes Dial Feet Locations Trade Names Private Labels Watch Factory Map Case Trademarks

Collecting & Research
Problems & Repair Mainsprings Balance Staffs Watch Part Suppliers Catalogs & Publications Wholesalers & Retailers Abbreviations & Lettermarks Buying Guide Watch Showcase Trending Watches Recommended Books FAQ
Research
Watch Companies Case Companies Wholesalers & Retailers Lettermarks People & Biographies Case Trademark Identifier Patent Archive Trademark Archive Trade Names Catalogs & Publications Blog
Store
Login
Join

Serial # Lookup:

Movement Serial Number:

Aurora
Ball
Columbus
Elgin
- Serial Numbers
- Company Profile
- Models
- Grades
- Catalogs
- Images
- Dials
- Regulators
- Patents
- Trademarks
- Research & Media
Hamilton
- Serial Numbers
- Company Profile
- Models
- Catalogs
- Images
- Dials
- Regulators
- Patents
- Trademarks
- Research & Media
Hampden
E. Howard Watch Co. (Keystone)
- Serial Numbers
- Company Profile
- Models
- Catalogs
- Images
- Regulators
- Patents
- Trademarks
E. Howard & Co.
- Serial Numbers
- Company Profile
- Models
- Catalogs
- Images
- Regulators
- Patents
- Trademarks
Illinois
- Serial Numbers
- Company Profile
- Models
- Grades
- Catalogs
- Images
- Regulators
- Patents
- Trademarks
- Research & Media
Lancaster
- Serial Numbers
- Company Profile
- Models
- Grades
- Images
- Regulators
- Patents
- Trademarks
Manistee
- Serial Numbers
- Company Profile
- Models
- Grades
- Images
- Patents
- Trademarks
Marion
- Serial Numbers
- Company Profile
- Models
- Grades
- Catalogs
- Images
- Regulators
- Patents
- Trademarks
U.S. Watch Co.
- Serial Numbers
- Company Profile
- Models
- Grades
- Catalogs
- Images
- Regulators
- Patents
- Trademarks
New York Watch Co.
- Serial Numbers
- Company Profile
- Models
- Grades
- Catalogs
- Images
- Regulators
- Patents
- Trademarks
- Research & Media
New York Standard
- Serial Numbers
- Company Profile
- Models
- Catalogs
- Images
- Regulators
- Patents
- Trademarks
Rockford
- Serial Numbers
- Company Profile
- Models
- Grades
- Catalogs
- Images
- Dials
- Regulators
- Patents
- Trademarks
- Research & Media
Seth Thomas
South Bend
Tremont & Melrose
Waltham
Other Manufacturers

Reference
- - Learning Library
  - Watch Sizes
  - Movement Configurations
  - Movement Plate Types
  - Movement Setting Types
  - Movement Finishes
  - Hand Styles
  - Jewel Count
  - Jewel Settings
  - Adjustments
- - Utilities & Guides
  - Crystal Size Chart
  - Mainspring Sizes
  - Key Size Chart
  - Regulators
  - Singe vs. Double Roller
  - Problems & Repair
  - Watch Parts
  - Signing Names
  - Dial Feet Location Chart
  - Buying Guide
  - Watch Showcase
  - Trending Watches
  - Recommended Books
  - FAQ
  - Blog
- - History & Research
  - Factories
  - Watch Companies
  - Case Companies
  - Lettermarks
  - Case Trademark Identifier
  - Patent Archive
  - Trademark Archive
  - Catalogs New!
  - Account
  - My Collection
  - Login
  - Join for Free
My Collection
Login
Join for Free

Pocket Watch Database

Company Profile
Serial Lookup
Models
Grades
Catalogs
Dials
Images
Regulators
Patents
Trademarks
Special Research
Ephemera

General Information
Grade Variants
Images
Dials
Catalog Archive
Production Charts
Value
Parts
For Sale

Rockford Grade 525 Variants

Profile Code	Size	Jewels	Configuration	Finish	Model	Setting	Estimated Production
16s-M5-21j-ONL-A5PTI-	16s	21j	Openface	Nickel	5	Lever	1,300

Estimated Timeline for Variants

Pocket Watch Database
Contact
Privacy Policy
Terms of Service

© 2025 Pocket Watch Database

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.
Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.