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Round|Lab Grown|IGI

1.55ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG766643378

Shape and cutting style on the report: Round brilliant

Certificate IGI LG766643378

Diamond specifications and retailer prices

From €243 EUR
$271 USD
As of November 1, 2026
Save €2,183 EUR (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €2,426 EUR at Brilliant Earth · As of October 25, 2026
View at Brilliant Earth

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG766643378 or 766643378. Listed at 25 retailers as of October 25, 2026, with prices from €243 to €2,426, a €2,183 spread on the same certified stone. Brilliant Earth lists it at €2,426. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766643378
Dimensions7.38 × 7.43 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm7.43 mm1.55 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766643378
Side View
Table 55.0%Crown 35.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €2,426 EUR|Low: €243 EUR|High: €2,426 EUR|Avg: €688 EUR
Brilliant Earth
Retailer 2
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Retailer 25
November 1, 2026
Retailer 6€243 EUR
Retailer 10€272 EUR
Retailer 4€282 EUR
Retailer 17€301 EUR
Retailer 18€301 EUR
Retailer 21€405 EUR
Retailer 12€421 EUR
Retailer 3€443 EUR
Retailer 19€477 EUR
Retailer 25€517 EUR
Retailer 13€528 EUR
Retailer 23€575 EUR
Retailer 5€579 EUR
Retailer 9€604 EUR
Retailer 15€635 EUR
Retailer 24€700 EUR
Retailer 20€721 EUR
Retailer 14€938 EUR
Retailer 8€968 EUR
Retailer 11€1,014 EUR
Retailer 16€1,159 EUR
Retailer 22€1,197 EUR
Retailer 2€1,207 EUR
Retailer 7€1,272 EUR
Brilliant Earth€2,426 EUR

31 data points across 25 retailers

25 retailers€243 EUR to €2,426 EUR

A
Cheapest Retailer
-
€243 EUR
$271 USD
A
Retailer 2
-
€272 EUR
$304 USD
View
Final sale: no returns
A
Retailer 3
-
€282 EUR
$315 USD
View
A
Retailer 4
-
€301 EUR
$336 USD
View
Retailer 5
-
€301 EUR
$336 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€405 EUR
$452 USD
View
Retailer 7
-
€421 EUR
£371 GBP
View
Price last confirmed 15 days ago
A
Retailer 8
-
€443 EUR
$495 USD
View
A
Retailer 9
-
€477 EUR
View
A
Retailer 10
-
€517 EUR
ZAR 9,340 ZAR
View
A
Retailer 11
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€528 EUR
£464 GBP
View
B+
Retailer 12
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€575 EUR
A$988 AUD
View
B+
Retailer 13
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€579 EUR
$647 USD
View
B+
Retailer 14
-
€604 EUR
$675 USD
View
B+
Retailer 15
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€635 EUR
$709 USD
View
B+
Retailer 16
-
€700 EUR
A$1,204 AUD
View
B+
Retailer 17
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€721 EUR
$806 USD
View
B+
Retailer 18
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€938 EUR
$1,048 USD
View
B
Retailer 19
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€968 EUR
$1,082 USD
View
B
Retailer 20
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€1,014 EUR
$1,132 USD
View
B
Retailer 21
-
€1,159 EUR
$1,295 USD
View
B+
Retailer 22
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€1,197 EUR
A$2,057 AUD
View
B+
Retailer 23
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€1,207 EUR
£1,062 GBP
View
B
Retailer 24
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€1,272 EUR
$1,421 USD
View
Most Expensive
B
Brilliant Earth
17733704A · Oct 25
€2,426 EUR
$2,710 USD
View
24 more retailers have this diamond
Prices start from €243 EURSave up to €2,183 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
1.55ct Round
€243 EUR