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Round|Lab Grown|IGI

1.51ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG810638884

Shape and cutting style on the report: Round brilliant

Certificate IGI LG810638884

Diamond specifications and retailer prices

From €362 EUR
$404 USD
As of November 1, 2026
Save €3,577 EUR (91%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €3,938 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG810638884 or 810638884. Listed at 25 retailers as of October 31, 2026, with prices from €362 to €3,938, a €3,577 spread on the same certified stone. Brilliant Earth lists it at €3,938. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810638884
Dimensions7.36 × 7.39 × 4.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.36 mm7.39 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810638884
Side View
Table 60.0%Crown 33.1°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
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: Nov 1
Current: €1,753 EUR|Low: €362 EUR|High: €1,994 EUR|Avg: €961 EUR|-1.6%
Retailer 1
Retailer 2
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Retailer 23
November 1, 2026
Retailer 23€362 EUR
Retailer 16€405 EUR
Retailer 11€405 EUR
Retailer 3€448 EUR
Retailer 14€448 EUR
Retailer 15€504 EUR
Retailer 12€574 EUR
Retailer 22€582 EUR
Retailer 2€602 EUR
Retailer 5€665 EUR
Retailer 18€699 EUR
Retailer 17€735 EUR
Retailer 21€771 EUR
Retailer 6€887 EUR
Retailer 19€1,014 EUR
Retailer 20€1,044 EUR
Retailer 8€1,442 EUR
Retailer 10€1,452 EUR
Retailer 7€1,474 EUR
Retailer 4€1,651 EUR
Retailer 9€1,679 EUR
Retailer 1€1,753 EUR
Retailer 13€1,971 EUR

21 data points across 23 retailers

25 retailers€362 EUR to €3,938 EUR

A
Cheapest Retailer
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€362 EUR
$404 USD
A
Retailer 2
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€405 EUR
$452 USD
View
Final sale: no returns
A
Retailer 3
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€405 EUR
$453 USD
View
Retailer 4
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€448 EUR
$501 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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€448 EUR
$501 USD
View
A
Retailer 6
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€504 EUR
HK$4,400 HKD
View
A
Retailer 7
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€574 EUR
£505 GBP
View
A
Retailer 8
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€582 EUR
$650 USD
View
A
Retailer 9
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€602 EUR
$672 USD
View
A
Retailer 10
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€665 EUR
$743 USD
View
A
Retailer 11
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€699 EUR
View
A
Retailer 12
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€735 EUR
£646 GBP
View
A
Retailer 13
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€771 EUR
ZAR 13,911 ZAR
View
A
Retailer 14
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€887 EUR
$991 USD
View
B+
Retailer 15
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€1,014 EUR
$1,133 USD
View
B+
Retailer 16
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€1,044 EUR
A$1,795 AUD
View
B+
Retailer 17
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€1,442 EUR
$1,611 USD
View
B+
Retailer 18
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€1,452 EUR
SGD 2,192 SGD
View
B+
Retailer 19
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€1,474 EUR
$1,646 USD
View
B+
Retailer 20
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€1,591 EUR
$1,778 USD
View
B
Retailer 21
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€1,651 EUR
$1,845 USD
View
B+
Retailer 22
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€1,679 EUR
$1,876 USD
View
B+
Retailer 23
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€1,753 EUR
£1,542 GBP
View
B
Retailer 24
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€1,971 EUR
$2,202 USD
View
Most Expensive
B
Brilliant Earth
20620034A · Oct 31
€3,938 EUR
$4,400 USD
View
24 more retailers have this diamond
Prices start from €362 EURSave up to €3,577 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
1.51ct Round
€362 EUR