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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 €196 EUR
$219 USD
As of November 1, 2026
Save €1,684 EUR (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,880 EUR at Do Amore Diamonds · As of October 31, 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 October 31, 2026, with prices from €196 to €1,880, a €1,684 spread on the same certified stone. Do Amore Diamonds lists it at €1,880. 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
Colour
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: €1,880 EUR|Low: €188 EUR|High: €1,880 EUR|Avg: €651 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 1, 2026
Retailer 13€196 EUR
Retailer 3€219 EUR
Retailer 6€227 EUR
Retailer 4€243 EUR
Retailer 10€243 EUR
Retailer 15€346 EUR
Retailer 11€415 EUR
Retailer 8€508 EUR
Retailer 14€537 EUR
Retailer 9€783 EUR
Retailer 5€862 EUR
Retailer 7€1,015 EUR
Retailer 2€1,074 EUR
Retailer 12€1,122 EUR
Do Amore Diamonds€1,880 EUR

41 data points across 15 retailers

17 retailers€196 EUR to €1,880 EUR

Retailer 1
-
€196 EUR
$219 USD
Price last confirmed 41 days ago
A
Retailer 2
-
€196 EUR
$219 USD
View
A
Retailer 3
-
€219 EUR
$245 USD
View
Final sale: no returns
A
Retailer 4
-
€227 EUR
$254 USD
View
Retailer 5
-
€240 EUR
$268 USD
View
Price last confirmed 41 days ago
Retailer 6
-
€243 EUR
$271 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
€243 EUR
$271 USD
View
A
Retailer 8
-
€346 EUR
$387 USD
View
A
Retailer 9
-
€415 EUR
$464 USD
View
B+
Retailer 10
-
€508 EUR
£447 GBP
View
B+
Retailer 11
-
€537 EUR
$600 USD
View
B
Retailer 12
-
€783 EUR
$875 USD
View
B
Retailer 13
-
€862 EUR
$963 USD
View
B
Retailer 14
-
€1,015 EUR
$1,134 USD
View
B
Retailer 15
-
€1,074 EUR
£945 GBP
View
B
Retailer 16
-
€1,122 EUR
$1,253 USD
View
Most Expensive
B
Do Amore Diamonds
27-137BF777B · Oct 31
€1,880 EUR
$2,100 USD
View
16 more retailers have this diamond
Prices start from €196 EURSave up to €1,684 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
€196 EUR