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Pear|Lab Grown|IGI

1.80ct E SI1 Pear Lab Grown Diamond

ID • E/SI1 • IGI LG778662550

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG778662550

Diamond specifications and retailer prices

From $394 SGD
HK$2,400 HKD
As of October 30, 2026
Save $1,439 SGD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,833 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.8ct lab-grown pear diamond

This 1.8ct lab-grown pear sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778662550 or 778662550. Listed at 10 retailers as of October 29, 2026, with prices from $394 to $1,833, a $1,439 spread on the same certified stone. Brilliant Earth lists it at $1,833. 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

1.80
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.6°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778662550
Dimensions10.81 × 6.71 × 4.17 mm
L/W Ratio1.61
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.81 mm6.71 mm1.80 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778662550
Side View
Table 65.0%Crown 30.6°Girdle: THK-VTKPavilion 41.3°Culet: NoneDepth 62.1%

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: $1,833 SGD|Low: $468 SGD|High: $1,884 SGD|Avg: $988 SGD|-2.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 4$587 SGD
Retailer 2$595 SGD
Retailer 3$644 SGD
Retailer 7$687 SGD
Retailer 8$791 SGD
Retailer 5$1,398 SGD
Retailer 6$1,480 SGD
Brilliant Earth$1,833 SGD

39 data points across 8 retailers

10 retailers$394 SGD to $1,833 SGD

A
Cheapest Retailer
-
$394 SGD
HK$2,400 HKD
A
Retailer 2
-
$587 SGD
€436 EUR
View
B+
Retailer 3
-
$595 SGD
$464 USD
View
A
Retailer 4
-
$644 SGD
£396 GBP
View
B+
Retailer 5
-
$687 SGD
$536 USD
View
B+
Retailer 6
-
$791 SGD
$617 USD
View
B
Retailer 7
-
$1,183 SGD
$923 USD
View
B
Retailer 8
-
$1,398 SGD
£859 GBP
View
Retailer 9
-
$1,480 SGD
$1,155 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
18308122A · Oct 29
$1,833 SGD
$1,430 USD
View
9 more retailers have this diamond
Prices start from $394 SGDSave up to $1,439 SGD

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
1.80ct Pear
$394 SGD