Presidium Instruments

Presidium Instruments Presidium is a trusted brand for diamond and gemstone testing devices since 1979.

Coming in Q4 of 2025! ๐†๐ž๐ญ ๐ซ๐ž๐š๐๐ฒ ๐ญ๐จ ๐ž๐ง๐ก๐š๐ง๐œ๐ž ๐ฒ๐จ๐ฎ๐ซ ๐ญ๐ž๐ฌ๐ญ๐ข๐ง๐  ๐ž๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž ๐ข๐ง ๐ƒ๐ข๐š๐ฆ๐จ๐ง๐ ๐•๐ž๐ซ๐ข๐Ÿ๐ข๐œ๐š๐ญ๐ข๐จ๐ง! Scan the code below to regis...
09/10/2025

Coming in Q4 of 2025! ๐†๐ž๐ญ ๐ซ๐ž๐š๐๐ฒ ๐ญ๐จ ๐ž๐ง๐ก๐š๐ง๐œ๐ž ๐ฒ๐จ๐ฎ๐ซ ๐ญ๐ž๐ฌ๐ญ๐ข๐ง๐  ๐ž๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž ๐ข๐ง ๐ƒ๐ข๐š๐ฆ๐จ๐ง๐ ๐•๐ž๐ซ๐ข๐Ÿ๐ข๐œ๐š๐ญ๐ข๐จ๐ง!
Scan the code below to register your interest today!

๐™๐™ค๐™ข๐™ค๐™ง๐™ง๐™ค๐™ฌ ๐™ข๐™–๐™ง๐™ ๐™จ ๐™ฉ๐™๐™š ๐™›๐™ž๐™ฃ๐™–๐™ก ๐™จ๐™ฉ๐™ง๐™š๐™ฉ๐™˜๐™, ๐™ฉ๐™๐™š ๐™ก๐™–๐™จ๐™ฉ ๐™™๐™–๐™ฎ ๐™ค๐™› ๐™ฉ๐™๐™š ๐™จ๐™๐™ค๐™ฌ!If you havenโ€™t stopped by yet, this is your chance to discove...
20/09/2025

๐™๐™ค๐™ข๐™ค๐™ง๐™ง๐™ค๐™ฌ ๐™ข๐™–๐™ง๐™ ๐™จ ๐™ฉ๐™๐™š ๐™›๐™ž๐™ฃ๐™–๐™ก ๐™จ๐™ฉ๐™ง๐™š๐™ฉ๐™˜๐™, ๐™ฉ๐™๐™š ๐™ก๐™–๐™จ๐™ฉ ๐™™๐™–๐™ฎ ๐™ค๐™› ๐™ฉ๐™๐™š ๐™จ๐™๐™ค๐™ฌ!
If you havenโ€™t stopped by yet, this is your chance to discover, connect, and elevate your diamond verification experience with us.

The crowd has been incredible, from jewelers and retailers to gem experts, everyoneโ€™s been eager to explore the latest in diamond verification.

Itโ€™s been a joy showcasing our precision diamond testers, and we are thrilled by the excitement around our newest innovations.

๐Ÿ“ Catch us at Hall 5E, Booth

We kicked off Day 1 with great energy, connecting with jewelers, retailers, and gem experts from all over! Itโ€™s been a j...
17/09/2025

We kicked off Day 1 with great energy, connecting with jewelers, retailers, and gem experts from all over! Itโ€™s been a joy sharing how our precision diamond testers bring clarity, confidence, and accuracy to your business. .

๐Ÿ“ Visit us at Booth Hall 5E, Booth
โœจ Discover about our full range of ASSURE Tested Diamond Verification Instruments to test against lab-grown diamonds
๐Ÿ’Ž Preview of Presidiumโ€™s latest Diamond Verification Instrument
๐Ÿ”Test our devices yourself on your own stones.

Join us anytime from today through Sunday! Come and ๐ž๐ง๐ก๐š๐ง๐œ๐ž ๐ฒ๐จ๐ฎ๐ซ ๐ญ๐ž๐ฌ๐ญ๐ข๐ง๐  ๐ž๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž ๐ข๐ง ๐ƒ๐ข๐š๐ฆ๐จ๐ง๐ ๐•๐ž๐ซ๐ข๐Ÿ๐ข๐œ๐š๐ญ๐ข๐จ๐ง!

hashtag hashtag hashtag

Itโ€™s hereโ€ฆ but you canโ€™t see it yet. Guess whatโ€™s behind the blackout! ๐Ÿ’Ž๐†๐ž๐ญ ๐ซ๐ž๐š๐๐ฒ ๐ญ๐จ ๐ž๐ง๐ก๐š๐ง๐œ๐ž ๐ฒ๐จ๐ฎ๐ซ ๐ญ๐ž๐ฌ๐ญ๐ข๐ง๐  ๐ž๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž ๐ข๐ง ...
12/09/2025

Itโ€™s hereโ€ฆ but you canโ€™t see it yet.
Guess whatโ€™s behind the blackout!

๐Ÿ’Ž๐†๐ž๐ญ ๐ซ๐ž๐š๐๐ฒ ๐ญ๐จ ๐ž๐ง๐ก๐š๐ง๐œ๐ž ๐ฒ๐จ๐ฎ๐ซ ๐ญ๐ž๐ฌ๐ญ๐ข๐ง๐  ๐ž๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž ๐ข๐ง ๐ƒ๐ข๐š๐ฆ๐จ๐ง๐ ๐•๐ž๐ซ๐ข๐Ÿ๐ข๐œ๐š๐ญ๐ข๐จ๐ง!๐Ÿ’Ž
Visit us at JGW2025, HKCEC, Hall 5E, Booth โœจfor the ๐‘œ๐‘›๐‘ ๐‘–๐‘ก๐‘’ ๐‘๐‘Ÿ๐‘’๐‘ฃ๐‘–๐‘’๐‘ค ๐‘œ๐‘“ ๐‘ƒ๐‘Ÿ๐‘’๐‘ ๐‘–๐‘‘๐‘–๐‘ข๐‘šโ€™๐‘  ๐‘™๐‘Ž๐‘ก๐‘’๐‘ ๐‘ก ๐ท๐‘–๐‘Ž๐‘š๐‘œ๐‘›๐‘‘ ๐‘‰๐‘’๐‘Ÿ๐‘–๐‘“๐‘–๐‘๐‘Ž๐‘ก๐‘–๐‘œ๐‘› ๐ผ๐‘›๐‘ ๐‘ก๐‘Ÿ๐‘ข๐‘š๐‘’๐‘›๐‘ก!

๐Œ๐จ๐ฌ๐ญ ๐€๐œ๐œ๐ฎ๐ซ๐š๐ญ๐ž ๐‡๐š๐ง๐๐ก๐ž๐ฅ๐ ๐ƒ๐ข๐š๐ฆ๐จ๐ง๐ ๐•๐ž๐ซ๐ข๐Ÿ๐ข๐œ๐š๐ญ๐ข๐จ๐ง ๐ˆ๐ง๐ฌ๐ญ๐ซ๐ฎ๐ฆ๐ž๐ง๐ญ (๐ƒ๐•๐ˆ) ๐Ÿ๐จ๐ซ ๐€๐’๐’๐”๐‘๐„ ๐Ÿ.๐ŸŽ ๐๐ซ๐จ๐ ๐ซ๐š๐ฆ, ๐ฐ๐ข๐ญ๐ก ๐ก๐ข๐ ๐ก๐ž๐ฌ๐ญ ๐๐ข๐š๐ฆ๐จ๐ง๐ ๐š๐œ๐œ๐ฎ๐ซ๐š๐œ๐ฒ ๐Ÿ๐จ๐ซ ๐ฆ...
11/09/2025

๐Œ๐จ๐ฌ๐ญ ๐€๐œ๐œ๐ฎ๐ซ๐š๐ญ๐ž ๐‡๐š๐ง๐๐ก๐ž๐ฅ๐ ๐ƒ๐ข๐š๐ฆ๐จ๐ง๐ ๐•๐ž๐ซ๐ข๐Ÿ๐ข๐œ๐š๐ญ๐ข๐จ๐ง ๐ˆ๐ง๐ฌ๐ญ๐ซ๐ฎ๐ฆ๐ž๐ง๐ญ (๐ƒ๐•๐ˆ) ๐Ÿ๐จ๐ซ ๐€๐’๐’๐”๐‘๐„ ๐Ÿ.๐ŸŽ ๐๐ซ๐จ๐ ๐ซ๐š๐ฆ, ๐ฐ๐ข๐ญ๐ก ๐ก๐ข๐ ๐ก๐ž๐ฌ๐ญ ๐๐ข๐š๐ฆ๐จ๐ง๐ ๐š๐œ๐œ๐ฎ๐ซ๐š๐œ๐ฒ ๐Ÿ๐จ๐ซ ๐ฆ๐จ๐ฎ๐ง๐ญ๐ž๐ ๐ฌ๐ญ๐จ๐ง๐ž*.

Tested with ๐€๐’๐’๐”๐‘๐„ ๐Ÿ.๐ŸŽ, it delivers:
โ€ข ๐Ÿ๐ŸŽ๐ŸŽ% synthetic diamond referral rate
โ€ข ๐Ÿ๐ŸŽ๐ŸŽ% diamond simulant accuracy
โ€ข ๐Ÿ—๐Ÿ‘.๐Ÿ% diamond accuracy for mounted stone
โ€ข ๐Ÿ—๐Ÿ.๐Ÿ–% diamond accuracy for loose stone

Test with confidence and assurance with OTi, the All-in-one Presidium Diamond Verification Instrumentโ„ข in a Single Test.

Perfect for professionals dealing in the buying, selling, and identifying of diamonds.
Visit https://www.presidium.com.sg/.../presidi.../oti-by-presidium to know more!
๐Ÿ“ฒ Scan the QR code to download the full ASSURE 2.0 Fact Sheet and see why gemologists trust OTi.
6m

๐‰๐จ๐ข๐ง ๐”๐ฌ ๐š๐ญ ๐ญ๐ก๐ž ๐‰๐ž๐ฐ๐ž๐ฅ๐ฅ๐ž๐ซ๐ฒ & ๐†๐ž๐ฆ ๐–๐Ž๐‘๐‹๐ƒ (๐‰๐†๐–), ๐‡๐จ๐ง๐  ๐Š๐จ๐ง๐  ๐’๐ž๐ฉ๐ญ ๐…๐š๐ข๐ซ ๐Ÿ๐ŸŽ๐Ÿ๐Ÿ“!We are excited to share that Presidium Instruments ...
08/09/2025

๐‰๐จ๐ข๐ง ๐”๐ฌ ๐š๐ญ ๐ญ๐ก๐ž ๐‰๐ž๐ฐ๐ž๐ฅ๐ฅ๐ž๐ซ๐ฒ & ๐†๐ž๐ฆ ๐–๐Ž๐‘๐‹๐ƒ (๐‰๐†๐–), ๐‡๐จ๐ง๐  ๐Š๐จ๐ง๐  ๐’๐ž๐ฉ๐ญ ๐…๐š๐ข๐ซ ๐Ÿ๐ŸŽ๐Ÿ๐Ÿ“!

We are excited to share that Presidium Instruments will be exhibiting in the upcoming Jewellery & Gem WORLD (JGW), Hong Kong Fair coming September 2025.

๐Ÿ“ ๐•๐ž๐ง๐ฎ๐ž: ๐‡๐Š๐‚๐„๐‚, ๐‡๐š๐ฅ๐ฅ ๐Ÿ“๐ƒ๐„, ๐๐จ๐จ๐ญ๐ก #๐Ÿ“๐„๐Ÿ“๐Ÿ๐Ÿ“
๐Ÿ“… ๐ƒ๐š๐ญ๐ž๐ฌ: ๐Ÿ๐Ÿ• ๐’๐ž๐ฉ โ€“ ๐Ÿ๐Ÿ ๐’๐ž๐ฉ
๐Ÿ› ๏ธ ๐–๐ก๐š๐ญ ๐ญ๐จ ๐„๐ฑ๐ฉ๐ž๐œ๐ญ:
โ€ข Sneak Preview of Presidiumโ€™s latest Diamond Verification Instrument
โ€ข Learn about our full range of ASSURE Tested Diamond Verification Instruments to test against lab-grown diamonds
โ€ข Hands-on experience with live demonstrations, for all our diamond and colored gemstone testing & measuring instruments
โ€ข Testing and measuring solutions for your diamond and colored gemstones needs, with expert insights from Presidium team

Visit our booth to explore innovations in colored gemstone and diamond verification, and discover how Presidium can support your business needs.
We look forward to meeting you at the show!

Address

Unit 7, 207 Henderson Road
Singapore
159550

Opening Hours

Monday 08:30 - 18:00
Tuesday 08:30 - 18:00
Wednesday 08:30 - 18:00
Thursday 08:30 - 18:00
Friday 08:30 - 18:00

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