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Pear|Lab Grown|IGI

1.51ct D SI1 Pear Lab Grown Diamond

EX • D/SI1 • IGI LG647402948

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG647402948

Diamond specifications and retailer prices

From $419 USD
€399 EUR
As of October 29, 2026
Save $831 USD (66%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,250 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.51ct lab-grown pear diamond

This 1.51ct lab-grown pear 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 LG647402948 or 647402948. Listed at 12 retailers as of October 29, 2026, with prices from $419 to $1,250, a $831 spread on the same certified stone. Brilliant Earth lists it at $1,250. 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 angle34.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647402948
Dimensions10.23 × 6.48 × 4.03 mm
L/W Ratio1.58
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.23 mm6.48 mm1.51 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647402948
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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 29
Current: $1,250 USD|Low: $268 USD|High: $1,290 USD|Avg: $688 USD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7$301 USD
Retailer 3$419 USD
Retailer 10$459 USD
Retailer 9$498 USD
Retailer 2$499 USD
Retailer 8$598 USD
Retailer 5$867 USD
Retailer 6$1,010 USD
Retailer 4$1,083 USD
Brilliant Earth$1,250 USD

35 data points across 10 retailers

12 retailers$419 USD to $1,250 USD

Retailer 1
-
$223 USD
Price last confirmed 33 days ago
Retailer 2
-
$235 USD
View
Price last confirmed 33 days ago
Retailer 3
-
$301 USD
£237 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$419 USD
€399 EUR
View
B+
Retailer 5
-
$459 USD
View
B+
Retailer 6
-
$498 USD
View
B+
Retailer 7
-
$499 USD
£393 GBP
View
B
Retailer 8
-
$598 USD
View
B
Retailer 9
-
$867 USD
View
Retailer 10
-
$1,010 USD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$1,083 USD
£853 GBP
View
Most Expensive
B
Brilliant Earth
11356040A · Oct 29
$1,250 USD
View
11 more retailers have this diamond
Prices start from $419 USDSave up to $831 USD

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 Pear
$419 USD