Historical Decision RecordBreguet
Ingested
Decision Log — Silicon Balance Adoption (2021)
Defines tolerances, composition, and validation criteria for use across group manufacturing sites.
pusherassemblyenamelRoHS
KN-0068 · Movement Engineering
87%
Sources for “Silicon balance spring adoption history”
24 knowledge items
Historical Decision RecordLongines
Rejected
Decision Log — Silicon Balance Adoption (1999)
Defines tolerances, composition, and validation criteria for use across group manufacturing sites.
sustainabilityISO 3159bezel insertceramic
KN-0078 · Materials Science
56%
Historical Decision RecordHamilton
Ingested
Decision Log — Silicon Balance Adoption (2019)
Consolidates supplier profile, historical incidents, audit results, and current risk classification.
shock testwater-resistancedial finishing
KN-0128 · Product Design
58%
Historical Decision RecordOmega
Published to AI
Decision Log — Silicon Balance Adoption (2005)
Historical context for a strategic decision, including rationale, alternatives considered, and outcomes.
titaniumgasketsapphire
KN-0138 · Product Design
96%
Historical Decision RecordTissot
Rejected
Decision Log — Silicon Balance Adoption (2023)
Defines tolerances, composition, and validation criteria for use across group manufacturing sites.
crownshock testanti-magnetic
KN-0168 · Regulatory Compliance
80%
Supplier KnowledgeCertina
Published to AI
Nivarox Hairspring Supplier Brief
Reports test outcomes for the batch, including confidence intervals and non-conformity findings.
dial finishingmainspringgasket
KN-0075 · Regulatory Compliance
81%
Supplier KnowledgeRado
Published to AI
Nivarox Hairspring Supplier Brief
Consolidates supplier profile, historical incidents, audit results, and current risk classification.
supplier audithairspringcrown
KN-0095 · Materials Science
76%
Technical StandardOmega
Approved
REACH Compliance Standard for Case Materials
Reports test outcomes for the batch, including confidence intervals and non-conformity findings.
balance wheelanti-magneticmainspringcrown
KN-0060 · Case & Bracelet
97%
Quality Validation ReportTissot
Published to AI
Water Resistance Validation — 8831 300m
Captures the approved procedure and known deviations, with reference measurements and acceptance ranges.
balance wheelsupplier auditsilicontitanium
KN-0093 · Product Design
65%
Manufacturing NoteHamilton
Ingested
Assembly Torque Revision — Hamilton 3270
Captures the approved procedure and known deviations, with reference measurements and acceptance ranges.
water-resistancebalance wheelPVD coatingsustainability
KN-0104 · Case & Bracelet
76%
Component GuidelineSwatch
Published to AI
Sapphire Crystal Sealing Procedure v4
Historical context for a strategic decision, including rationale, alternatives considered, and outcomes.
supplier auditmainspringbalance wheelenamel
KN-0112 · Supplier Management
58%
Technical StandardLongines
Approved
Group Standard: Water Resistance Terminology
Historical context for a strategic decision, including rationale, alternatives considered, and outcomes.
RoHSregulationbalance wheelsilicon
KN-0130 · Product Design
71%
Material SpecificationOmega
Ingested
Omega Stainless 904L Case Alloy Specification v1
Historical context for a strategic decision, including rationale, alternatives considered, and outcomes.
balance wheelhairspringREACHguilloché
KN-0151 · Materials Science
70%
Material SpecificationBalmain
Rejected
Balmain Sedna Gold Case Alloy Specification v3
Historical context for a strategic decision, including rationale, alternatives considered, and outcomes.
guillochésiliconbalance wheelceramic
KN-0171 · Quality Assurance
80%
Supplier KnowledgeTissot
Needs Review
Leather Strap Supplier Traceability — Tissot
Historical context for a strategic decision, including rationale, alternatives considered, and outcomes.
waterproofingmainspringtitaniumsilicon
KN-0175 · Manufacturing
88%
Supplier KnowledgeSwatch
Approved
Nivarox Hairspring Supplier Brief
Captures the approved procedure and known deviations, with reference measurements and acceptance ranges.
enamelceramicPVD coatingRoHS
KN-0045 · Heritage Archive
78%
Supplier KnowledgeRado
Approved
Nivarox Hairspring Supplier Brief
Captures the approved procedure and known deviations, with reference measurements and acceptance ranges.
water-resistanceRoHSREACHceramic
KN-0065 · Materials Science
65%
Supplier KnowledgeHarry Winston
Ingested
Nivarox Hairspring Supplier Brief
Historical context for a strategic decision, including rationale, alternatives considered, and outcomes.
SuperLuminovaenamelchronometerregulation
KN-0115 · Case & Bracelet
83%
Supplier KnowledgeOmega
Approved
Nivarox Hairspring Supplier Brief
Provides the reference visual language and craftsmanship expectations for downstream design work.
lubricationcrownPVD coatingCOSC
KN-0135 · Supplier Management
78%
Supplier KnowledgeMido
Published to AI
Nivarox Hairspring Supplier Brief
Defines tolerances, composition, and validation criteria for use across group manufacturing sites.
chronometertraceabilityanti-magneticenamel
KN-0165 · Dial & Hands
63%
Supplier KnowledgeETA Movements
Ingested
Leather Strap Supplier Traceability — ETA Movements
Defines tolerances, composition, and validation criteria for use across group manufacturing sites.
PVD coatingsiliconwaterproofingpusher
KN-0005 · Heritage Archive
76%
Design ReferenceRado
Needs Review
Rado Heritage Dial Study — 7636
Defines tolerances, composition, and validation criteria for use across group manufacturing sites.
pusherbalance wheelco-axial
KN-0006 · Regulatory Compliance
55%
Brand-Specific GuidelineMido
Published to AI
Mido Warranty & Service Guideline
Defines tolerances, composition, and validation criteria for use across group manufacturing sites.
bracelet clasptraceabilityhairspringchronometer
KN-0009 · Case & Bracelet
64%
Technical StandardBreguet
Rejected
ISO 3159 Chronometer Standard — Internal Notes
Consolidates supplier profile, historical incidents, audit results, and current risk classification.
thermal cyclebracelet claspassemblyescapement
KN-0010 · Product Design
70%