Mainspring
Watch service bench
Service Tiers

Three Tiers,
One Standard of Work

Whether your watch is a daily-wear piece due for a clean or a collector's piece that deserves a full documented restoration, Mainspring has a service designed to match it.

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How We Work

The Mainspring Approach

Start With an Honest Assessment

Every watch is assessed before any work is agreed. The assessment informs the service recommendation — not the other way around.

Work Within the Agreed Scope

Anything beyond the quoted scope is discussed and approved before proceeding. The final bill should not surprise you.

Hand Back With Documentation

Every job concludes with a written summary. For restoration work, this includes stage-by-stage notes and timing machine results.

Everyday service package
Service Tier 1

Everyday Service Package

A practical service for a daily-wear watch. Covers internal cleaning, fresh lubrication throughout the movement, and a thorough accuracy check. The right choice for a watch that has not been serviced in three to five years and is still running but due for attention.

  • Full movement disassembly and ultrasonic cleaning
  • Fresh lubrication at all wear points
  • Timing machine accuracy check and adjustment
  • Case and bracelet exterior clean
  • Written completion summary
From ฿6,000
Typical time 7–10 working days
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Best for: watches used regularly, overdue for maintenance, running but losing or gaining time.

Service Tier 2

Vintage Refresh

A measured refresh of an older watch, focused on restoring reliable function while preserving its age and character. Patina is respected, original finishes are left where possible, and any parts sourcing is discussed with the owner before proceeding.

  • Full movement inspection and service
  • Worn or failing part assessment with owner review
  • Case cleaning — original surfaces respected
  • Gasket and crown tube assessment
  • Timing results and written summary
From ฿19,500
Typical time 2–4 weeks
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Best for: vintage watches (10+ years old), pieces that have sat unworn, inherited watches needing a gentle return to service.

Vintage watch refresh
Collector's restoration
Service Tier 3

Collector's Restoration

A careful, fully documented restoration for a cherished or collectible timepiece. Work is handled stage by stage, with written notes and photographs at each phase. The resulting document stays with the watch as part of its history.

  • Full pre-work condition report with photographs
  • Stage-by-stage documentation throughout
  • Dial and hand treatment as appropriate
  • Parts sourcing discussion and approval at each step
  • Comprehensive post-work archive document
From ฿33,000
Typical time 4–8 weeks
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Best for: collector pieces, sentimental watches, anything where the history and condition of the work matters as much as the result.

Tier Comparison

Which Service Is Right for Your Watch?

What's Included Everyday
฿6,000
Vintage Refresh
฿19,500
Collector's
฿33,000
Movement cleaning & lubrication
Timing machine check
Written completion summary
Vintage patina preservation
Worn part assessment & sourcing discussion
Stage-by-stage documentation
Pre-work condition photography
Full collector's archive document
Across All Tiers

Workshop Standards Applied to Every Job

Secure storage throughout

Watches are stored in a locked environment when not on the bench. Access is limited to workshop staff.

Timing machine verification

Every movement is tested across multiple positions. Results are noted and included with the watch on collection.

Original parts preference

Where original parts can be sourced, they are. Substitutes are only used when the originals are unavailable, and always with the owner's prior knowledge.

Owner-only collection

Watches are released only to the owner or an authorised representative, with a signed acknowledgement required.

Proactive communication

If something unexpected comes up during a service, we contact you before acting. No surprises at collection.

Association membership

Mainspring holds registered membership with the Thailand Horological Association, reflecting a commitment to professional standards.

Pricing

Service Packages at a Glance

Prices shown are starting rates covering the standard scope. Any additional work is discussed and approved before proceeding.

Tier 1

Everyday Service

฿6,000
  • Movement cleaning & lubrication
  • Accuracy check and adjustment
  • Exterior case clean
  • Written summary
Enquire
Popular
Tier 2

Vintage Refresh

฿19,500
  • Full movement service
  • Worn part assessment
  • Patina-respecting case care
  • Timing results & written summary
Enquire
Tier 3

Collector's Restoration

฿33,000
  • Stage-by-stage documentation
  • Pre-work condition photography
  • Dial and hand treatment
  • Full collector's archive document
Enquire

Not Sure Which Tier Fits?

Bring the watch in or send us a brief description. We will take a look and suggest the right approach — at no charge, with no obligation.

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