Sangamon TimeVault
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Every page on Sangamon TimeVault in one place — mail-in mechanical watch repair by a certified horologist, the sole U.S. authorized Seagull (海鸥) service center. Swiss, Japanese, Chinese, and microbrand watches serviced nationwide from Springfield, Illinois.
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Home — Mail-In Watch Repair & Authorized Seagull Service
Sangamon TimeVault is the online repair arm of Sangamon Watch Company. Ship your mechanical watch from anywhere in the U.S. to our certified in-house horologist in Springfield, Illinois. Sole U.S. authorized Seagull (海鸥) service center.
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sangamontimevault.com/
Watch Repair Services — Swiss, Japanese & Chinese
Complete movement overhaul, chronograph service, tourbillon repair, crystal replacement, crown & stem repair, water resistance testing, and case polishing for Rolex, Omega, Patek Philippe, Grand Seiko, Seagull, and microbrands.
watch repair services, movement overhaul, chronograph repair, tourbillon service, crystal replacement, Seagull authorized repair
sangamontimevault.com/services
Start a Mail-In Repair Request
Submit a watch repair request online. Up to five watches per submission. $35 bench fee per watch. Written estimate before any work begins.
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sangamontimevault.com/repair
Track Your Repair Status
Look up your repair submission by order number or email to see live status, estimates, and workshop photos.
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sangamontimevault.com/track
Learn & Connect
About Sangamon TimeVault — Certified Horologist
Meet the certified horologist trained at a Swatch Group service center. Trade accounts, multi-watch service, rare parts sourcing, and microbrand partner programs.
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sangamontimevault.com/about
Frequently Asked Questions
Answers about the intake process, bench fees, estimates, shipping, turnaround times, insured return, and which watches we service.
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sangamontimevault.com/faq
Chat with Jacky — AI Watchmaker Assistant
Chat live with Jacky, our AI master watchmaker assistant, for instant answers about services, pricing, brand eligibility, and order status.
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sangamontimevault.com/chat
Policies
Privacy Policy
How Sangamon Watch Company collects, uses, and protects your personal information during mail-in watch repair submissions.
privacy policy, watch repair privacy, data protection
sangamontimevault.com/privacy
Terms of Service — Repair Agreement
Mail-in watch repair agreement covering bench fees, estimates, shipping responsibility, turnaround times, and repair policies.
terms of service, repair agreement, bench fee terms, shipping policy
sangamontimevault.com/terms
Services We Offer
Professional mail-in watch repair services for mechanical and high-end quartz timepieces. Every service begins with a $35 bench fee and a written estimate before any work begins.
Brands We Service
Swiss luxury, Japanese high-end, Chinese mechanical (Seagull authorized), and popular microbrands — plus vintage and antique mechanical watches.
Sole U.S. Authorized Seagull Service Center
Genuine factory parts from Tianjin, China.
Nationwide Mail-In Service
Ship from anywhere in the U.S., fully insured.
Springfield, Illinois
3309 Robbins Road #188, Springfield, IL 62704