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Oval|Lab Grown|IGI

1.50ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG557240795

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG557240795

Diamond specifications and retailer prices

From €407 EUR
$455 USD
As of October 30, 2026
Save €544 EUR (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,151 EUR at B2C Jewels · As of October 25, 2026
View at B2C Jewels

About this 1.5ct lab-grown oval diamond

This 1.5ct 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 LG557240795 or 557240795. Listed at 13 retailers as of October 26, 2026, with a 134% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.50
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557240795
Dimensions9.12 × 6.58 × 4.05 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.12 mm6.58 mm1.50 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557240795
Side View
Table 61.0%Crown 34.2°Girdle: Med.Pavilion 41°Culet: NoneDepth 61.6%

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 30
Current: €1,151 EUR|Low: €183 EUR|High: €1,151 EUR|Avg: €534 EUR|+119.8%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 7€192 EUR
Retailer 3€222 EUR
Retailer 8€237 EUR
Retailer 9€407 EUR
Retailer 2€439 EUR
Retailer 10€440 EUR
Retailer 11€763 EUR
Retailer 6€765 EUR
Retailer 5€841 EUR
Retailer 4€951 EUR
B2C Jewels€1,151 EUR

41 data points across 11 retailers

13 retailers€407 EUR to €951 EUR

Retailer 1
-
€192 EUR
$214 USD
Price last confirmed 11 days ago
Retailer 2
-
€222 EUR
$248 USD
View
Price last confirmed 11 days ago
Retailer 3
-
€237 EUR
$265 USD
View
Price last confirmed 16 days ago
Retailer 4
-
€237 EUR
$265 USD
View
Price last confirmed 10 days ago
A
Retailer 5
-
€407 EUR
$455 USD
View
A
Retailer 6
-
€439 EUR
£386 GBP
View
B+
Retailer 7
-
€440 EUR
$492 USD
View
B+
Retailer 8
-
€532 EUR
$594 USD
View
Retailer 9
-
€763 EUR
$852 USD
View
Price last confirmed 10 days ago
B
Retailer 10
-
€765 EUR
$855 USD
View
Retailer 11
-
€841 EUR
$940 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
€951 EUR
£837 GBP
View
Most Expensive
B
B2C Jewels
21586892 · Oct 25
€1,151 EUR
$1,286 USD
View
Price last confirmed 7 days ago
12 more retailers have this diamond
Prices start from €407 EURSave up to €544 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
1.50ct Oval
€407 EUR