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Sartorius GM Portable Jewelry Scales

The GM Series has been discontinued by Sartorius

and replaced by the GE Series
. This page is for

reference only
.  See the all new GE Series here

ice price (low budget) precious metal scales for weighing small quantities of precious metals in production and workshops.  Handy 1/100 and 1/10 g scales that feature high Sartorius-brand quality.  For exact weighing of relatively small quantities of precious metals in production and workshops.

Sartorius' GM series is competitively priced and packed with features, including a high grade stainless steel weighing pan, easy-to-read LCD, five application programs including mass unit GM6101 with optional remote displayconversion, counting, animal weighing, net totaling and % weighing.  Available options include carrying case, bi-directional RS-232C data interface, remote display, calibration masses, and external battery pack.  Manufactured in Germany.

Rugged, easy-to-use GM Series are ideal as a school balance for the educational market, as a second balance, and for remote use away from an AC power source.  Mechanical protection design of the weighing system against side impact and overload makes the Sartorius GM Series one of our most requested scales.  If you want a simple to use your scale the Sartorius Economy GM is exactly the right choice for you.  Additional features include:
  • More than 6-kg weighing capacity with 1/10 g and 1,500 g with 1/100 readability
  • Space-saving housing
  • Stainless steel weighing pan
  • Easy to operate
  • Can be toggled at the touch of a key between any 2 of 19 mass units, such as between g and ozt, or dwt and ct.  Weighing modes include: grams, kilograms, carats, pounds, ounces, troy ounces, taels, grains, pennyweight, milligrams, parts per pound, mommes, austrian carats, tola, baht, mesghal and lb/oz.
  • All keys feature positive click action and provide excellent tactile feedback so you are sure that a function has been activated
  • Built-in application programs for counting, weighing in percent, and net-total formulation
  • Optional RS-232 interface is available
  • AC Adapter or 9V battery power ideal for use in the field with up to 11 hours of operation (GM1202 AC operation only)
  • External calibration (calibration masses are optional)
  • 2 year manufacturer warranty
Read a great application story by Kent Rianda at The Trout Fly in Mammoth Lakes, CA counts flies with Sartorius GM312.

Click Here For Detailed Specs & Operation Manual
Satorius GM612 scale  
sartorius with weighing pan
GM612 is perfect for formulating solutions
All GM Series come with stainless steel weighing pan

  GM152 electronic scale
GM612 digital electronic scale
gem scale GM1205 sartorius scale
sartorius scale GM1202
portable gold scale GM3101 sartorius scale
GM61010 gold and silver digital scale
Replaced by GE212
Replaced by GE812
Replaced by GE1302
Replaced by GE1302
Replaced by GE4101
Replaced by GE7101
We sold out of the GM Series and they are replaced by the GE Series
Capacity x Readability (grams) 0 - 150 g x 0.01 g

0 - 610 g x 0.01 g

0 - 1200 g x 0.05 g

0 - 1200 g x 0.01 g

0 - 3100 g x 0.1 g

0 - 6100 g x 0.1 g

Repeatability, grams
(standard deviation)
 ± 0.01 g

 ± 0.01 g

 ± 0.050 g

 ± 0.03 g

 ± 0.1 g

 ± 0.1 g

Linearity, grams  ± 0.02 g

 ± 0.02 g

 ± 0.10 g

 ± 0.03 g

 ± 0.2 g

 ± 0.2 g

Response Time (average) 1.5 seconds

2 seconds

2 seconds

2 seconds

2 seconds

2 seconds

Tare Range FULL to Capacity
Selectable Weight Units g, kg, ct, lb, oz, ozt, tlh, tls, tlt, GN, dwt, mg, /lb, tlc, mom, K, tol, bat, MS and lb/oz
Selectable Application Programs Mass unit conversion by toggling, tare memory, net total, weighing in percent, counting (5, 10. 20.50, 100 pcs), averaging
Display Update

0.2 - 0.8 seconds depended upon filter level selected


High contrast LCD (HEIGHT OF DIGITS: 13 mm / 0.5")

Allowable Ambient Operating Temperature 5 C to 40 C (41 F to 104 F), 85% RH or less
Sensitivity Drift (10° - 30°C/50°F-86°F) ± 2 ppm / °C

± 5 ppm / °C

± 20 ppm / °C

± 20 ppm / °C

± 10 ppm / °C

± 5 ppm / °C

External Calibration 100g Optional

500g Optional

1000g Optional

1000g Optional

1000g Optional

5000g Optional

Pan Size ø116 mm / 4.6 in   (round pan)

174 x 143 mm / 6.9 x 5.6 in  (rectangular pan)

Dimensions (entire balance) W x D x H 188 x 250 x 70 mm / 7.4" x 9.9" x 2.8"
click for close-up dimensional drawing
188 x 250 x 70 mm / 7.4" x 9.9" x 2.8"
click for close-up dimensional drawing
Built-in RS-232 Interface

NO - Requires the purchase of optional Sartorius part YDO01BL RS-232C data interface additional $160 (see table below)

Power Source

9V battery not included or AC Adapter 120 VAC included with scale. (GM1202 only AC and can not run off 9V battery)

Power Consumption

Approx. 16VA (supplied by AC adapter)

Standard Equipment

120V AC Adapter, Stainless steel weighing pan

Optional Accessories

Printer, RS-232 interface, Carrying case, Rechargeable external battery pack, SartoConnect data transfer software, calibration mass


2 years manufacturer's warranty

Net Weight

Approx. 2.4 LBS. / 1.1 KG

Approx. 3.3 LBS. / 1.5 KG

Download the GM Instruction Manual (294KB) now download manual  You need Adobe Acrobat Reader to view.  The instruction manual contains detail information regarding calibration, additional features and keypad functions.  We also have the manuals for the Data Printer & RS-232C data interface to assist in your buying decision.

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