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Type 1 

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Type 2 - reverse purity stamp

Diamond JM Logo with Crossed Hammers

​Type 2 - Similar to sample above with the exception of the 999+ purity is located on the left side and JM oval logo stamped on the lower right. Photo credit to Wizard1 Currency & Bullion.

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-P-18

  • Credit to: coinwatchco

Diamond JM Logo with Crossed Hammers

Serialized. Similar with the sample above but smaller diamond JM logo and weight stamp is "1 Kg". 

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-P-18

  • Credit to: coinwatchco

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Type 1 

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Type 2 - Weight stamp is "1 Kg" and serial number on the right side. 

JOHNSON MATTHEY Diamond JM Logo with Crossed Hammers

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-P-26

  • Credit to: N/A

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Type 1 

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Type 2 - missing "+" on the purity stamp.

Type 3 - missing "+" marked as "9990"on the purity stamp.

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JOHNSON MATTHEY & MALLORY Oval Logo no maple leaf

​Type 2 - similar with the sample above but missing "+" on the purity stamp. Photo by jmcanada.

​Type 3 - missing "+" marked as "9990"on the purity stamp Photo by coinwatchco.com.

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-MP-3

  • Credit to: N/A

JOHNSON MATTHEY & MALLORY Oval Logo with maple leaf

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-MP-3

  • Credit to: N/A

TD Bank

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-B-19

  • Credit to: RV

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Type 1 

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Type 2 - Larger "JM" on the serial stamp. 

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Type 3 - Much larger JM oval logo with inner "REFINERS MELTERS" stamp. No Serial

JOHNSON MATTHEY LONDON Large Logo

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-U-7

  • Credit to: Silfr772

JOHNSON MATTHEY LONDON - Small Logo

​Similar with Type 1 sample above but demonstrating smaller logo with inner "REFINERS MELTERS".

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-U-8

  • Credit to: Silfr772

JOHNSON MATTHEY LONDON - extruded Rood 

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-U-9

  • Credit to: Silfr772

BRUXELLES BRUSSEL

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-BEL-1

  • Credit to: mooneymetals

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Type 1 

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Type 2 - decimal "." on weight stamp.

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Type 3 - Revers stamp.

JOHNSON MATTHEY, Australia

​Type 2 - Similar with the sample above, there is a decimal ‘.’ in between ‘1’ and ‘KG’ weight stamp. Photo by @wilz_vsng.

​Type 3 - No weight counterstamp. Hallmark is positioned at the reverse flat side of the bar. Photos by @wilz_vsng.

  • Dimensions: Unknown

  • Weight: kilo

  • Purity: .999

  • Metal Type: Silver

  • Serial Number: N/A

  • Obverse: Blank back

  • Mintage: Unknown

  • Catalog Number: JM-A-2

  • Credit to: N/A

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