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Round|Lab Grown|IGI

1.21ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG735540998

Shape and cutting style on the report: Round brilliant

Certificate IGI LG735540998

Diamond specifications and retailer prices

From €154 EUR
$171 USD
As of October 29, 2026
Save €836 EUR (84%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €990 EUR at Reve Diamonds · As of October 28, 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 LG735540998 or 735540998. Listed at 25 retailers as of October 28, 2026, with prices from €154 to €990, a €836 spread on the same certified stone. Reve Diamonds lists it at €990. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735540998
Dimensions6.87 × 6.89 × 4.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.87 mm6.89 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735540998
Side View
Table 59.0%Crown 34.2°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.3%

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: €339 EUR|Low: €154 EUR|High: €1,016 EUR|Avg: €459 EUR|-1.3%
Retailer 1
Retailer 2
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Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Reve Diamonds
October 29, 2026
Retailer 2€154 EUR
Retailer 7€173 EUR
Retailer 9€190 EUR
Retailer 11€190 EUR
Retailer 12€320 EUR
Retailer 16€328 EUR
Retailer 1€339 EUR
Retailer 3€341 EUR
Retailer 20€350 EUR
Retailer 15€378 EUR
Retailer 6€414 EUR
Retailer 4€454 EUR
Retailer 13€454 EUR
Retailer 18€465 EUR
Retailer 17€610 EUR
Retailer 5€614 EUR
Retailer 10€642 EUR
Retailer 19€648 EUR
Retailer 8€662 EUR
Retailer 14€897 EUR
Reve Diamonds€990 EUR

35 data points across 21 retailers

25 retailers€154 EUR to €990 EUR

A
Cheapest Retailer
-
€154 EUR
$171 USD
Retailer 2
-
€162 EUR
$180 USD
View
Price last confirmed 38 days ago
A
Retailer 3
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€173 EUR
$192 USD
View
Final sale: no returns
Retailer 4
-
€188 EUR
$209 USD
View
Price last confirmed 37 days ago
A
Retailer 5
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€190 EUR
$212 USD
View
A
Retailer 6
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€190 EUR
$212 USD
View
Retailer 7
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€199 EUR
$221 USD
View
Price last confirmed 37 days ago
A
Retailer 8
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€320 EUR
£281 GBP
View
A
Retailer 9
-
€328 EUR
ZAR 5,890 ZAR
View
A
Retailer 10
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€339 EUR
£297 GBP
View
A
Retailer 11
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€341 EUR
$379 USD
View
A
Retailer 12
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€350 EUR
$389 USD
View
B+
Retailer 13
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€378 EUR
View
B+
Retailer 14
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€414 EUR
$461 USD
View
Retailer 15
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€454 EUR
$505 USD
View
Price last confirmed 11 days ago
B+
Retailer 16
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€454 EUR
A$778 AUD
View
B+
Retailer 17
-
€465 EUR
A$796 AUD
View
B+
Retailer 18
-
€610 EUR
A$1,045 AUD
View
B+
Retailer 19
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€614 EUR
$683 USD
View
B
Retailer 20
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€642 EUR
$714 USD
View
Retailer 21
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€645 EUR
$718 USD
View
Price last confirmed 38 days ago
B
Retailer 22
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€648 EUR
$721 USD
View
B
Retailer 23
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€662 EUR
$737 USD
View
B
Retailer 24
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€897 EUR
£786 GBP
View
Most Expensive
B
Reve Diamonds
EDE8606AD · Oct 28
€990 EUR
$1,102 USD
View
24 more retailers have this diamond
Prices start from €154 EURSave up to €836 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
€154 EUR