新源光學實業有限公司

Premium sapphire display cover for microscope and other optical devices. An anti-impact and anti-scratch design.With high electrical resistance.Excellent thermal stability.With high optical production rate.Features a high melting temperature of 2030 °C.With high corrosion resistance.With a high hardness of 9 Mohs, which is second to diamond.Purity: 99.99%.Density: 3.98-4.1g/cm2.Compressive strength: 21000kg/cm2.Flexural strength: 4000kg/cm2.Infrared transmittance: 85%.Dielectric constant: 7.5 - 10.5.Place of origin: China.Color: transparent or custom-made.Size: custom-made.

Sapphire Optical Microscope Lens Cover

佳美工業(香港)有限公司

   High precision strain gauge sensor.   Blue backlight LCD digits 0.5&quot; (13mm).   With piece counting function.   Max. capacity: 100g/3.5oz/64dwt/3ozt or 200g/7oz/128dwt/6ozt   Graduation: 0.01g/0.0005oz/0.01dwt/0.0005ozt or 0.02g/0.001oz/0.02dwt/0.001ozt.   Auto zero, auto/manual off.   Zero and tare.   Low battery (LO), over-load (Err) indication.   Power: 2 x 1.5V AAA batteries (not included).  

Electronic Pocket Scale

   High precision strain gauge sensor.   Blue backlight LCD digits 0.6&quot; (16mm).   With piece counting function.   Max. capacity: 100g/3.5oz/64dwt/3ozt or 200g/7oz/128dwt/6ozt.   Graduation: 0.01g/0.0005oz/0.01dwt/0.0005ozt or 0.02g/0.001oz/0.02dwt/0.001ozt.   Auto zero, auto/manual off.   Zero and tare.   Low battery (LO), over-load (Err) indication.   Power: 2 x 1.5V AAA batteries (not included).  

   High precision strain gauge sensor.   Blue backlight LCD digits 0.5&quot; (13mm).   With piece counting function.   Max. capacity: 100g/3.5oz/64dwt/3ozt or 200g/7oz/128dwt/6ozt   Graduation: 0.01g/0.0005oz/0.01dwt/0.0005ozt or 0.02g/0.001oz/0.02dwt/0.001ozt.   Auto zero, auto/manual off.   Zero and tare.   Low battery (LO), over-load (Err) Indication.   Power: 2 x 1.5V AAA batteries (not included).  

Jewels & Tools

Carl Zeiss Stemi 305 Trinocular Microscope For Gemology
This ZEISS trinocular optical system comes with 10x eyepieces for 8x - 40x magnification and a wide viewing field for objects up to 23mm. Outstanding Optics Design:

Salient Features: 	 Apochromatic corrected ZOOM optics of ZEISS. 	 Sharp, distortion-free 3D image over the whole visual field. 	 Mechanical corrected ZOOM curve for largest ZOOM range 5 : 1. 	 Sharp 3D image in each ZOOM position. 	 Distortion-free 10x eyepieces with wide field of view 23 mm at 8x. 	 Individual diopter correction at each eyepiece. 	 Eyepiece adjustment 55-75mm. 	 Working distance 110mm (3,6&quot;). 	 Specifications of the BASE: 	 Bright Field, dark field (7W Halogen)&nbsp; and 7W fluorescent illumination 	 Iris Diaphragm: 2mm-41mm 	 Working Distance: 110 mm 	 0-325 degrees rotatable base 	 Inclinable upto 38 degrees for better comfort and view 	 Voltage: 100V to 240V  

Trinocular Microscope for Gemology

Sunlin Jewellery Equipment Group (HK) Co., Limited

This digital girdle inscription viewer directly display girdle information on an LCD screen that spare you from struggling with a loupe. With the help of the viewer, you can easily find the diamond laser inscription in a few seconds. Widely used by jewellery outlets, wholesalers and retailers. Designed for loose diamond, ring &amp; bracelet with 360 degree rotatable stage.

HAD Diamond Girdle Viewer

A new way to discover the beauty of a diamond, HAD diamond brilliance viewer is dedicated to offering the best brilliance of a diamond to your customer. Easy and secure to operate with features including: turntable speed control, turntable light control, lock security, HD LCD Screen, integrated metal body design 	 Voltage: 100- 240V  

HAD Diamond Brilliance Viewer III

Nice World industrial Co., Ltd.

Chain Making Machine

Willemin-Macodel. S.A.

5 axis machining center, economic capacity, suitable for watch, jewelery and dental industry

301s Machining Center

Proton Onsite

 	 The generator named G4800 could deliver H2 with a flow rate of 4800cc/min and purity of 99.9999+%, made in the USA. 	 It could supply H2 for 6-8 CVD types of equipment simultaneously without any extra purification, what is impressive of G4800 is reliability, it could work 24 c 365 hours with a yield of 100%, never worry about the breakdown by a five-year warranty.  

H2 generator

Presidium Instruments Pte Ltd

 	 Detects diamonds, moissanites, simulants instantly with metal alert 	 Easy-to-use interchangeable probe tip 	 Industry&rsquo;s thinnest probe tip for testing diamonds 	 Accurate testing on diamonds as small as 0.02 carats and diamond melees as small as 0.01 carats (with micro probe tip) 	 Retractable thermoelectric probe tip that ensures constant pressure between probe and gemstone, for enhanced accuracy 	 Light and portable for convenience 	 In-built memory chip for up to 500 test records 	 Dynamic display with super bright micro LED for clear and distinct results  

Adamas by Presidium

 	 New generation, compact size mini fiber laser machine, with air-cooling system. 	 Fiber laser output, flexible and easy to use. 	 It can mark symbols, all English/Chinese fonts supported by Windows, company logos and serial numbers. 	 Long laser Life. It provides high quality of laser marking but with high speed.  

Mini Fiber Laser Machine

Invimec s.r.l.

 	 Rolling forming machine for precious metals  

Forming Machine (Wire Train of Rolls)

De Beers Group

 	 SYNTHdetect is the latest addition to De Beers Group Industry Services range of screening and detection instruments. It is specifically designed for testing stones in mounted jewellery. 	 It is suitable for testing colourless to near colourless stones with no lower size limit.  

SYNTHdetect

Carl Zeiss Stemi 508 Trinocular Microscope For Gemology
This ZEISS trinocular optical system comes with 10x eyepieces for 6.3x - 50x magnification and a wide viewing field for objects up to 23mm. Outstanding Optics Design:

Salient Features: 	 Apochromatic corrected ZOOM optics of ZEISS. 	 Sharp, distortion-free 3D image over the whole visual field. 	 Mechanical corrected ZOOM curve for largest ZOOM range 6 : 1. 	 Sharp 3D image in each ZOOM position. 	 Distortion-free 10x eyepieces with wide field of view 23 mm at 6.3x. 	 Individual diopter correction at each eyepiece. 	 Eyepiece adjustment 55-75mm. 	 C-mount adapter 0.5x. 	 Working distance 110mm (3,6&quot;). 	 The Camera is not included. 	 Specifications of the BASE: 	 Bright Field, dark field (7W Halogen) and 7W fluorescent illumination 	 Iris Diaphragm: 2mm-41mm 	 Working Distance: 110 mm 	 0-325 degrees rotatable base 	 Inclinable upto 38 degrees for better comfort and view 	 Voltage: 100V to 240V  

Sarine Technologies Ltd

The &quot;Sarine Light&quot; jewelry testing device is a piece measuring and grading equipment for jewelry. It guarantees maximum efficiency with an automated design. It is a perfect testing system for jewelry manufacturers to certify their diamond products.

 
  Name:&nbsp;Sarine Light. 
  Scientific. 
  4 parameters: brilliance, sparkle, fire and light symmetry 
 

Jewelry Testing Equipment

Data Diamond Advanced Technology Ltd.

This is a diamond counting machine. The diamond counting machine automatically gives a precise and quick count of the number of diamonds in a parcel. This allows the jewellery manufacturer to save time and manpower in counting and plan forward how to use the diamonds of different sizes.
    Patented technology  Simple operation with a userfriendly Interface  Counts all shapes of stones from 0.7 mm to 8 mm at speeds of up to 80,000 stones per hour  Large-quantity receptacle  Can set to counts for a pre-set number of precious stones  Includes an anti static solution  Bluetooth connectivity for wireless communication  

Diamond Counting Machine

Cosmo Laser Equipment

This tabletop finger ring marking machine is well-suited for the jewelry industry. The marking machine is built with quality elements for high performance. The tabletop machine is compact and is easy to operate.&nbsp; 	 Power: 75W. 	 Input: 220V AC. 	 Compact design.  

Finger Ring Marking Machine

Smartpro Instrument Company Limited

 	 Capable in check to mounted stone 	 Can test precious stone from 0.01ct 	 Laser pointer for guide testing platform  

Screen 1 Diamond Tester 

Yuen Kee Ho Jewelry Appliances & Supplies Limited

This is a series of digital diamond gauge and tester. The digital diamond gauge measures the diameter and weight of the diamond. The diamond tester performs tests on the physical properties of the diamond to examine if the diamond is genuine.   Measures and verfies any diamond you come across  Light weighted and portable  Battery operated  Suitable for jewelry makers, jewelry companies, diamond trading companies  

Digital Diamond Gauge and Tester

 	 Help to screen out Type IIa diamonds likely to be synthetic diamonds 	 Advanced technology that measures a diamond&rsquo;s UV light transmittance ability 	 2 colour coded (blue/red) indicator light bars to give a low or high reading of UV light absorption with blue light indicating Natural Diamond and red light indicating Type IIa Diamond 	 Tests on diamonds within a range in dimension from 2 mm in width and up to 6mm in height (approx. 0.1 to 10 carat size) 	 Tests on polished diamonds of popular cuts such as brillaint round cut, emerald cut, baguette cut, etc 	 Can be used on both loose and mounted diamonds (on jewelry with open-back setting) 	 For use on colorless diamonds from D Color down to J Color  

Synthetic Diamond Screener by Presidium

This is a series of electronic scales for jewelry. The jewelry scales are designed to be extremely sensitive and the readings will fluctuate by the influence of wind. Therefore, most of the scales are equipped with a wind cover for static measurement.
    High precision electronic scales  Portable design work with battery  Precision up to 0.001g  Display in carat or gram  Suitable for precious stones, gems, gold and other jewelry materials  

Electronic Jewelry Scales

Synthetic Diamond Screener

Superb Electromachinery Co Limited

Precious Metal Analyzer, Gold Tester
Precious Metal Analyzer 	 Model: XRA2000 	 Analytical Tolerance: 0.01% ~0.3% (Average) 	 Excited Source: Ultra low power X-ray tube, air cooling 	 X-Ray Generator: 50KV&nbsp; 1mA 	 Processing Electronics: 1.2GB CPU with integrated FPU with 2GB RAM; DPP and MCA 	 Data Display: High resolution Color QVGA resolution with touch screen; 7 Inch 	 Data storage: 32GB SDD 	 Data Transfer: USB interface; Wifi 	 Analysis Time: 5s to 120s 	 Detection Elements Range: Au, Ag, Pt, Pd, Cu.(Zn and Ni will be in Cu; Cd in Ag) 	 Working voltage: DC12V&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 	 Power Supply Mode: 230v-1phase-50hz 	 Standard Accessory: Polish kits, Operation pen, Manual, CD, Jewelry holder, a set of gold calibration samples from 24k to 9k, and mini printer 	 Analysis Software:&nbsp; Authority Windows 10 system 	 External Dimensions: 400 * 300 * 270 (mm) 	 Weight: 17Kg  

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