Precision Mechanical, Jewelery Standards

As the world's leading auditing company that has been working in the industry for many years, we are interested in testing, auditing and certifying all of the following standards with unmatched accuracy, highly experienced experts, advanced inspection methods.

TS EN 28653 Jewelery-Ring sizes-Description, measurement and brief display

TS EN 28654 Colors of gold alloys-Description color ranges and short representation

TS 9576 ISO 764 Clock science - Magnetically resistant watches

TS EN 60335-2-26 / A1 Safety regulations - For domestic and similar electrical appliances - Part 2-26: Particular requirements for watches

TS EN 60335-2-26 / A1 safety regulations - For household electrical appliances - Part 2-26: Particular requirements for watches

TS EN 60730-2-7 Automatic control devices - Electrical-Household and similar places 2.7: Particular requirements for timers and switches

TS EN 1811 Reference test method for the release of nickel from products that may come into direct and prolonged skin contact

TS EN 1811: 2011 / AC Reference test method for the release of nickel from products that may be in direct and prolonged skin contact

TS ISO 17712 Transport containers - Mechanical seals

TS ISO 13756 Determination of silver in silver jewelery alloys - Volumetric (potentiometric) method using sodium chloride or potassium chloride

TS ISO 22810 Clock science - Horology

TS ISO 3160-2 Watch cases and accessories - Gold alloy coatings part 2: Determination of purity, thickness, corrosion resistance and adhesion

TS ISO 3159 Time measuring instruments - Arm stopwatch with spring balance oscillator

TS ISO 23160 Watch cases and accessories - Abrasion, scratch and impact resistance tests

TS 7000 / T1 Trinket - Manufacture of precious metals and alloys

TS EN ISO 18323 Jewelery - Customer confidence in the diamond industry

TS EN 60086-3 Primary batteries - Part 3: Watch batteries

TS EN ISO 9202 Jewelery; Setting of precious metal alloys

TS EN ISO 11490 Jewelery - Determination of palladium on palladium trappings alloys Gravimetric determination with dimethylglyoxime

TS EN ISO 11427 Jewelery - Determination of silver in silver jewelery alloys - Volumetric method using potassium bromide

TS EN ISO 11494 Jewelery - Determination of platinum in platinum jewelery alloys - Using ICP-OES method using yttrium as an internal standard element

TS EN ISO 11495 Trappings - Determination of palladium found in palladium trappings alloys - ICP-OES method using yttrium as an internal standard element

TS ISO 1112 Watch science - Functional and non-functional jewelery

TS ISO 1413 Horology- Shockproof watches

TS EN 1810 Punched metals - Reference test method for the determination of nickel content - Flame atomic absorption spectrometer

TS EN 1904 Precious metals - Adjustment of welding metals used in jewelery alloys made of precious metals

TS ISO 3160-1 Watch cases and accessories-Gold alloy finishes section 1: General principles

TS ISO 3764 Time measuring instruments - Mechanisms - Types, dimensions and terms

TS ISO 3765 Time measuring instruments - Watches - Dimensions of fasteners between belt and body

TS EN ISO 4524-3 Metallic coatings - Test methods for electrolytic gold and gold alloy coatings - Part 3: Electrographic tests for porosity

TS ISO 6425 Diving watches

TS ISO 6426-1 Terms related to horology - Part 1: Technical and scientific descriptions

TS ISO 6426-2 Terms relating to horology - Part 2: Technical and commercial descriptions

TS ISO 10713 Trinket - Gold alloy plating

TS EN ISO 11210 Determination of platinum in platinum jewelery alloys-Gravimetric method after precipitation of diammonium hexachloroplatinate

TS EN ISO 11426 Determination of gold in gold jewelery alloys - Coupling method (fire test)