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Round|Lab Grown|IGI

1.50ct E SI1 Round Lab Grown Diamond

GD • E/SI1 • IGI LG772629927

Shape and cutting style on the report: Round brilliant

Certificate IGI LG772629927

Diamond specifications and retailer prices

From HK$1,601 HKD
$204 USD
As of October 29, 2026
Save HK$9,540 HKD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$11,141 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG772629927 or 772629927. Listed at 16 retailers as of October 29, 2026, with prices from HK$1,601 to HK$11,141, a HK$9,540 spread on the same certified stone. Brilliant Earth lists it at HK$11,141. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772629927
Dimensions7.07 × 7.15 × 4.75 mm
L/W Ratio1.01
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
7.07 mm7.15 mm1.50 ctE / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772629927
Side View
Table 59.0%Crown 37.6°Girdle: MED-STKPavilion 42.9°Culet: NoneDepth 66.7%

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 29
Current: HK$11,141 HKD|Low: HK$1,538 HKD|High: HK$11,141 HKD|Avg: HK$4,362 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 11HK$1,601 HKD
Retailer 13HK$1,797 HKD
Retailer 4HK$1,859 HKD
Retailer 12HK$1,985 HKD
Retailer 8HK$3,312 HKD
Retailer 2HK$3,442 HKD
Retailer 6HK$3,649 HKD
Retailer 3HK$3,993 HKD
Retailer 10HK$4,958 HKD
Retailer 9HK$5,806 HKD
Retailer 5HK$6,394 HKD
Retailer 7HK$9,346 HKD
Brilliant EarthHK$11,141 HKD

43 data points across 13 retailers

16 retailersHK$1,601 HKD to HK$11,141 HKD

A
Cheapest Retailer
-
HK$1,601 HKD
$204 USD
B+
Retailer 2
-
HK$1,797 HKD
$229 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$1,859 HKD
$237 USD
View
B+
Retailer 4
-
HK$1,985 HKD
$253 USD
View
B+
Retailer 5
-
HK$1,985 HKD
$253 USD
View
B
Retailer 6
-
HK$2,683 HKD
$342 USD
View
B+
Retailer 7
-
HK$3,295 HKD
$420 USD
View
B+
Retailer 8
-
HK$3,312 HKD
€402 EUR
View
B+
Retailer 9
-
HK$3,442 HKD
£345 GBP
View
B+
Retailer 10
-
HK$3,649 HKD
£366 GBP
View
B+
Retailer 11
-
HK$3,993 HKD
$509 USD
View
B
Retailer 12
-
HK$4,958 HKD
$632 USD
View
B
Retailer 13
-
HK$5,806 HKD
$740 USD
View
B
Retailer 14
-
HK$6,394 HKD
$815 USD
View
B
Retailer 15
-
HK$9,346 HKD
£938 GBP
View
Most Expensive
C
Brilliant Earth
21312837A · Oct 29
HK$11,141 HKD
$1,420 USD
View
15 more retailers have this diamond
Prices start from HK$1,601 HKDSave up to HK$9,540 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
1.50ct Round
HK$1,601 HKD