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Round|Lab Grown|IGI

1.21ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG710543247

Shape and cutting style on the report: Round brilliant

Certificate IGI LG710543247

Diamond specifications and retailer prices

From €158 EUR
$176 USD
As of October 29, 2026
Save €841 EUR (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €999 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG710543247 or 710543247. Listed at 23 retailers as of October 29, 2026, with prices from €158 to €999, a €841 spread on the same certified stone. Reve Diamonds lists it at €999. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710543247
Dimensions6.85 × 6.90 × 4.15 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.85 mm6.90 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710543247
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €376 EUR|Low: €156 EUR|High: €999 EUR|Avg: €453 EUR|+10.5%
Retailer 1
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Retailer 21
Reve Diamonds
October 31, 2026
Retailer 10€158 EUR
Retailer 20€175 EUR
Retailer 21€183 EUR
Retailer 5€195 EUR
Retailer 7€195 EUR
Retailer 16€335 EUR
Retailer 6€347 EUR
Retailer 12€349 EUR
Retailer 2€350 EUR
Retailer 1€376 EUR
Retailer 4€417 EUR
Retailer 13€435 EUR
Retailer 3€452 EUR
Retailer 18€476 EUR
Retailer 8€513 EUR
Retailer 19€609 EUR
Retailer 17€614 EUR
Retailer 11€627 EUR
Retailer 14€665 EUR
Retailer 9€676 EUR
Retailer 15€916 EUR
Reve Diamonds€999 EUR

43 data points across 22 retailers

23 retailers€158 EUR to €999 EUR

A
Cheapest Retailer
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€158 EUR
$176 USD
A
Retailer 2
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€175 EUR
$196 USD
View
Final sale: no returns
A
Retailer 3
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€183 EUR
$204 USD
View
A
Retailer 4
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€195 EUR
$218 USD
View
A
Retailer 5
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€195 EUR
$218 USD
View
A
Retailer 6
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€335 EUR
ZAR 6,043 ZAR
View
A
Retailer 7
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€347 EUR
$388 USD
View
A
Retailer 8
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€349 EUR
£307 GBP
View
A
Retailer 9
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€350 EUR
$391 USD
View
B+
Retailer 10
-
€376 EUR
View
B+
Retailer 11
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€417 EUR
$466 USD
View
B+
Retailer 12
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€435 EUR
A$748 AUD
View
Retailer 13
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€452 EUR
$505 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
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€476 EUR
A$818 AUD
View
B+
Retailer 15
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€513 EUR
$573 USD
View
Retailer 16
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€594 EUR
$664 USD
View
Price last confirmed 33 days ago
B+
Retailer 17
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€609 EUR
$680 USD
View
B+
Retailer 18
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€614 EUR
A$1,056 AUD
View
B
Retailer 19
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€627 EUR
$700 USD
View
B
Retailer 20
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€676 EUR
$755 USD
View
B
Retailer 21
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€678 EUR
$758 USD
View
B
Retailer 22
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€916 EUR
£806 GBP
View
Most Expensive
B
Reve Diamonds
61308D224 · Oct 30
€999 EUR
$1,116 USD
View
22 more retailers have this diamond
Prices start from €158 EURSave up to €841 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.21ct Round
€158 EUR