In Stock Gemmology Presidium Gemtester Diamond Mate-A 02261 €150.00 Thermal conductivity tester to instantly verify the authenticity of diamonds. Visible light and audible sound. No waiting time between tests. Metal detector - intermittent beep. Diamond detection - continuous beep. Power supply: 3 AAA alkaline batteries. (Low battery indicator). Add to cart
In Stock Testing and Gemology Presidium electronic gemstone gauge PEGG 02262 €398.90 Presidium caliper in digital version to measure precious stones, which directly converts the weight to carats. Using solid-state electronics to accurately measure to 1/100mm, Clear and visible high-tech digital display for easy reading of measurements. Allows for easy measurement of mounted gemstones. Add to cart
In Stock Gemmology Diamond and moissanite tester PRESIDIUM Adamas 02253 €350.00 Dynamic LED display. Diamond and Moissanite Checker Allows you to change the probe tip at any time, without having to return the device to the manufacturer. Adamas introduces the first improved and perfected microtip as small as 0.45mm for the measurement of diamonds and bodies as small as 0.01ct. (optional accessory). Dynamic LED display and an ergonomic... Add to cart
In Stock Gemmology Diamond and moisanite multi tester Presidium 02264 €315.00 Pocket-sized instrument that instantly identifies metals, imitations, diamonds and mossanites based on their thermal and electrical properties: Exact diamond test from 0.02 ct Clear and visible display to facilitate the reading of the measurements Up to three hours of continuous use. three AAA batteries Waiting time: 10 min from the last measurement. Add to cart
In Stock Alloys Mother alloy in grit for 18K yellow gold Progol 1 gr. 00996 €0.66 Price per gram. Mother link suitable for making 18-karat yellow gold (Ag47Zn2) links. The league lends itself well to hardening. In plastic deformation it can be melted and cast using traditional methods (casting in an ingot mold) or else in continuous casting; in microfusion it can be cast with all the most common techniques. View
In Stock Alloys Progold Unibrax 128 silver solder alloy 1 gram 00962 €0.65 Mother alloy suitable for making silver alloys (In18Zn15), obtaining a suitable alloy for the production of ballasts and welding wires. Add to cart
In Stock Polishing products Polishing brush 125mm 5 x 60 layers Grobet 17.542 00538 €7.88 Polishing brush Natural cotton disc without any applied treatment and three stitches. Made up of 60 sheets of 125 mm in diameter. It is used for polishing parts together with the different polishing pastes available. Add to cart
In Stock Alloys Progold Universal Master aloy for 14 to 18 K White Gold 00893 €0.27 Mother bond recommended for microfusion, such as casting or lost wax. Progold Genia 177 allows high deformations in cold work, thus reducing the number of breakage cycles. Rhodium plating is also recommended. Add to cart
In Stock Gemmology GROBET USA Diamond Vision Magnifier 02214 €85.00 Ideal for inspecting diamonds, gemstones and watches a stainless steel frame with alarge, 10X magnification field. The magnification field features clear, distortionfreeglass lens surrounded by LED lights foroptimum viewing .• Built in band of 10 LED lights • LED lights emit a cool bright light • Direct illumination eliminates shadows• Leather storage... Add to cart
In Stock Polishing products Polishing brush 100mm 4 x 60 layers Grobet USA 17.54001 00537 €8.14 Disc for polishing and polishing with high density cotton cloth. Diameter: 100mm. Number of fabrics: 60. Three sewn. Add to cart
In Stock Alloys Nickel freeProgold Master aloy for 9 K White Gold 00961 €0.27 Mother bond recommended for microfusion, such as casting or lost wax. Progold Genia 112 allows high deformations in cold work, thus reducing the number of breakage cycles. Rhodium plating is also recommended. Add to cart
In Stock Alloys Mother alloy in grit for 18 K pink gold Genia 172 Progold 1 gr. 00997 €0.78 Add to cart
In Stock Alloys Progold welding alloy in grit for 18 K Genia 115 1 gr. 00954 €0.65 Price per gram. Mother garter suitable for making 18 carat rose gold solders. The league lends itself well to hardening. In plastic deformation it can be melted and cast using traditional methods (ingot casting) or in continuous casting; In microfusion it can be cast with all the most common techniques. Add to cart
In Stock Polishing products Polishing brush white cotton fabric 125mm 5 x 60 layers Grobet USA 17.75901 00522 €9.93 Brush with 60 layers of cotton fabric reinforced in the center with leather for polishing and polishing jewelry and dental pieces by applying polishing paste. Add to cart
New In Stock Alloys Progold medium welding alloy in grit for gold 18 K Unibrax 100 1 gr. 00948 €0.75 Price per gram. Solder for yellow gold (Ag30In16Zn25) in 18 carats, valid for sheet or wire. Due to its melting point, it should be considered a medium hardness solder. It can be used in traditional fusion or cast in an ingot mold. Add to cart
In Stock Polishing products Cotton cloth polishing brush 150 mm. 60 layers Grobet USA 00523 €9.68 Grobet USA 17.761 disc for polishing and polishing metal parts by applying paste. Leather reinforced center. Shaft diameter: 6mm Diameter: 150mm Number of plies: 60 Add to cart
In Stock Gemmology Analogical Presidium Leveridge caliper Presidium 02256 €254.80 Presidium is the world's leading manufacturer of gemological instruments that test and measure diamonds and gemstones. The Leveridge analog gauge can measure from 0.0 to 23mm in 0.1mm divisions. Easy to read millimeter and carat scale. Features a patented anvil with new non-metallic, lubrication-free rack and pinion technology that resists wear while... Add to cart
In Stock Gemmology Presidium Leveridge Gauge with Weight Calculator 02257 €427.00 PGCG MODEL Another leading product from PRESIDIUM INSTRUMENTS. The Presidium Gem Computer Gauge gives an estimate of weight and identifies gemstones much more accurately. Allows you to identify an unknown gemstone by entering its size and weight. Add to cart
In Stock Hand tools Felt Wood Cone Utg. 00623 €5.97 Semi-hard felt cone mounted on a piece of wood for polishing processes, very useful especially for polishing the inside of rings. It admits diameters from 15 to 20 mm. Length: 140mm. Add to cart
On sale! -25% In Stock Court, stuffers and ballast Saw hair for wax 12 units. No. 1 Grobet 49,320 03507 €4.13 €5.50 Add to cart