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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 HK$2,410 HKD
As of October 30, 2026
Save HK$8,810 HKD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$11,220 HKD 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 HK$2,410 to HK$11,220, a HK$8,810 spread on the same certified stone. Brilliant Earth lists it at HK$11,220. 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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$11,220 HKD|Low: HK$2,864 HKD|High: HK$11,534 HKD|Avg: HK$6,049 HKD|-2.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 4HK$3,592 HKD
Retailer 2HK$3,641 HKD
Retailer 3HK$3,943 HKD
Retailer 7HK$4,206 HKD
Retailer 8HK$4,841 HKD
Retailer 5HK$8,560 HKD
Retailer 6HK$9,063 HKD
Brilliant EarthHK$11,220 HKD

39 data points across 8 retailers

10 retailersHK$2,410 HKD to HK$11,220 HKD

A
Cheapest Retailer
-
HK$2,410 HKD
A
Retailer 2
-
HK$3,592 HKD
€436 EUR
View
B+
Retailer 3
-
HK$3,641 HKD
$464 USD
View
A
Retailer 4
-
HK$3,943 HKD
£396 GBP
View
B+
Retailer 5
-
HK$4,206 HKD
$536 USD
View
B+
Retailer 6
-
HK$4,841 HKD
$617 USD
View
B
Retailer 7
-
HK$7,240 HKD
$923 USD
View
B
Retailer 8
-
HK$8,560 HKD
£859 GBP
View
Retailer 9
-
HK$9,063 HKD
$1,155 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
18308122A · Oct 29
HK$11,220 HKD
$1,430 USD
View
9 more retailers have this diamond
Prices start from HK$2,410 HKDSave up to HK$8,810 HKD

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
HK$2,410 HKD