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Oval|Lab Grown|IGI

1.51ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG787602899

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG787602899

Diamond specifications and retailer prices

From €195 EUR
$219 USD
As of November 1, 2026
Save €1,677 EUR (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,872 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG787602899 or 787602899. Listed at 17 retailers as of November 1, 2026, with prices from €195 to €1,872, a €1,677 spread on the same certified stone. Do Amore Diamonds lists it at €1,872. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787602899
Dimensions9.69 × 6.31 × 3.86 mm
L/W Ratio1.54
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.69 mm6.31 mm1.51 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787602899
Side View
Table 59.0%Crown 36.2°Girdle: THN-STKPavilion 40.2°Culet: NoneDepth 61.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €1,872 EUR|Low: €187 EUR|High: €1,872 EUR|Avg: €648 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 13€195 EUR
Retailer 3€218 EUR
Retailer 6€226 EUR
Retailer 4€242 EUR
Retailer 10€242 EUR
Retailer 15€345 EUR
Retailer 11€414 EUR
Retailer 2€506 EUR
Retailer 14€535 EUR
Retailer 9€780 EUR
Retailer 5€859 EUR
Retailer 7€1,011 EUR
Retailer 8€1,070 EUR
Retailer 12€1,117 EUR
Do Amore Diamonds€1,872 EUR

42 data points across 15 retailers

17 retailers€195 EUR to €1,872 EUR

Retailer 1
-
€195 EUR
$219 USD
Price last confirmed 41 days ago
A
Retailer 2
-
€195 EUR
$219 USD
View
A
Retailer 3
-
€218 EUR
$245 USD
View
Final sale: no returns
A
Retailer 4
-
€226 EUR
$254 USD
View
Retailer 5
-
€239 EUR
$268 USD
View
Price last confirmed 41 days ago
Retailer 6
-
€242 EUR
$271 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
€242 EUR
$271 USD
View
A
Retailer 8
-
€345 EUR
$387 USD
View
A
Retailer 9
-
€414 EUR
$464 USD
View
B+
Retailer 10
-
€506 EUR
£447 GBP
View
B+
Retailer 11
-
€535 EUR
$600 USD
View
B
Retailer 12
-
€780 EUR
$875 USD
View
B
Retailer 13
-
€859 EUR
$963 USD
View
B
Retailer 14
-
€1,011 EUR
$1,134 USD
View
B
Retailer 15
-
€1,070 EUR
£945 GBP
View
B
Retailer 16
-
€1,117 EUR
$1,253 USD
View
Most Expensive
B
Do Amore Diamonds
27-137BF777B · Nov 2
€1,872 EUR
$2,100 USD
View
16 more retailers have this diamond
Prices start from €195 EURSave up to €1,677 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 Oval
€195 EUR