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Heart|Lab Grown|IGI

1.59ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG620488289

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG620488289

Diamond specifications and retailer prices

From HK$1,522 HKD
$194 USD
As of October 30, 2026
Save HK$7,366 HKD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$8,888 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.59ct lab-grown heart diamond

This 1.59ct lab-grown heart 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 LG620488289 or 620488289. Listed at 12 retailers as of October 29, 2026, with prices from HK$1,522 to HK$8,888, a HK$7,366 spread on the same certified stone. MOH London lists it at HK$8,888. 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

1.59
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620488289
Dimensions8.29 × 7.40 × 4.50 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.29 mm7.40 mm1.59 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620488289
Side View
Table 60.0%Crown 32.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 54.3%

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$8,888 HKD|Low: HK$1,522 HKD|High: HK$12,945 HKD|Avg: HK$4,756 HKD
MOH London
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
October 31, 2026
Retailer 4HK$1,522 HKD
Retailer 3HK$1,765 HKD
Retailer 10HK$1,891 HKD
Retailer 14HK$2,109 HKD
Retailer 8HK$2,428 HKD
Retailer 15HK$3,287 HKD
Retailer 9HK$3,443 HKD
Retailer 13HK$3,868 HKD
Retailer 5HK$3,880 HKD
Retailer 11HK$3,939 HKD
Retailer 12HK$6,080 HKD
Retailer 2HK$6,096 HKD
MOH LondonHK$8,888 HKD
Retailer 6HK$8,900 HKD
Retailer 7HK$12,945 HKD

5 data points across 15 retailers

12 retailersHK$1,522 HKD to HK$8,888 HKD

A
Cheapest Retailer
-
HK$1,522 HKD
$194 USD
A
Retailer 2
-
HK$1,765 HKD
$225 USD
View
A
Retailer 3
-
HK$1,891 HKD
$241 USD
View
A
Retailer 4
-
HK$2,109 HKD
View
A
Retailer 5
-
HK$2,428 HKD
£244 GBP
View
B+
Retailer 6
-
HK$3,287 HKD
$419 USD
View
A
Retailer 7
-
HK$3,443 HKD
£346 GBP
View
B+
Retailer 8
-
HK$3,868 HKD
$493 USD
View
B+
Retailer 9
-
HK$3,939 HKD
$502 USD
View
B
Retailer 10
-
HK$6,080 HKD
$775 USD
View
B
Retailer 11
-
HK$6,096 HKD
$777 USD
View
Most Expensive
B
MOH London
LG620488289 · Oct 29
HK$8,888 HKD
£892 GBP
View
11 more retailers have this diamond
Prices start from HK$1,522 HKDSave up to HK$7,366 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
1.59ct Heart
HK$1,522 HKD