Starling Group

Fine Gold Content

The minimum fineness is 995 parts per 1000 fine gold and gold said to be 1000 fine is marked down to 999.9 fine. The following fine gold contents of other bar weights are accepted by the London Bullion Market Association (LBMA). These bars are available at the spot Loco-London price plus a premium which varies dependent on prevailing market conditions in different locations.

Fine Gold Contents in Ounces Troy

Gross Weight	Bars of 995.0	Bars of 999.0	Bars of 999.9
1 Kilo	31.990	32.119	32.148
1/2 Kilo	15.995	16.059	16.074
100 Grams	3.199	3.212	3.215
50 Grams	1.600	1.607	1.608
10 Grams	0.321	0.322	0.322
5 Grams	0.161	0.161	0.161
10 Tolas	3.731	3.746	3.75
5 Taels	5.987	6.011	6.017
Sources: London Bullion Market Association, London

Gold Coated Measure

Many gold-coated articles are also used as substitutes for solid karat gold. The thickness of the coatings are often expressed in millionths of an inch, or micro-inches, and the table below provides a way to translate between these and other measurement units.

Thinkness Equlvolents

1 millionth inch (micro-inch) =	0.0254 micron

1 thousandth inch (mil) =	25.4 microns

1 millionth meter (micron) =	39.37 micro-inches

1 millimeter =	39.37 mils

Purity Measure

The purity of gold articles is generally described in three ways:

Percent % ( Parts of gold per 100 )	Fineness ( Parts of gold per 1000 )	Karats ( Parts of gold per 24 )
100 %	999 Fine	24 Karats
91.7 %	917 Fine	22 Karats
75.0 %	750 Fine	18 Karats
58.5 %	583 Fine	14 Karats
41.6 %	416 Fine	10 Karats

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Fine Gold Content