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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG794627540

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794627540

Diamond specifications and retailer prices

From HK$1,779 HKD
As of November 5, 2026
Save HK$8,253 HKD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$10,032 HKD at Brilliant Earth · As of November 5, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG794627540 or 794627540. Listed at 22 retailers as of November 5, 2026, with prices from HK$1,779 to HK$10,032, a HK$8,253 spread on the same certified stone. Brilliant Earth lists it at HK$10,032. 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

1.50
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794627540
Dimensions7.44 × 7.42 × 4.48 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.44 mm7.42 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794627540
Side View
Table 59.0%Crown 33.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.3%

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: Nov 5
Current: HK$10,032 HKD|Low: HK$1,763 HKD|High: HK$10,032 HKD|Avg: HK$4,722 HKD|+1.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 9HK$1,779 HKD
Retailer 16HK$1,983 HKD
Retailer 18HK$2,061 HKD
Retailer 4HK$2,202 HKD
Retailer 5HK$2,210 HKD
Retailer 6HK$3,754 HKD
Retailer 2HK$3,817 HKD
Retailer 11HK$4,028 HKD
Retailer 12HK$4,068 HKD
Retailer 3HK$4,185 HKD
Retailer 17HK$4,420 HKD
Retailer 14HK$5,721 HKD
Retailer 10HK$7,093 HKD
Retailer 15HK$7,116 HKD
Retailer 8HK$7,500 HKD
Retailer 13HK$8,817 HKD
Retailer 7HK$10,024 HKD
Brilliant EarthHK$10,032 HKD

29 data points across 18 retailers

22 retailersHK$1,779 HKD to HK$10,032 HKD

A
Cheapest Retailer
-
HK$1,779 HKD
A
Retailer 2
-
HK$1,983 HKD
View
Final sale: no returns
Retailer 3
-
HK$2,053 HKD
View
Price last confirmed 66 days ago
A
Retailer 4
-
HK$2,061 HKD
View
A
Retailer 5
-
HK$2,202 HKD
View
Retailer 6
-
HK$2,210 HKD
View
Price last confirmed 12 days ago
A
Retailer 7
-
HK$3,378 HKD
View
A
Retailer 8
-
HK$3,754 HKD
View
A
Retailer 9
-
HK$3,817 HKD
View
A
Retailer 10
-
HK$4,028 HKD
View
A
Retailer 11
-
HK$4,068 HKD
View
B+
Retailer 12
-
HK$4,185 HKD
View
B+
Retailer 13
-
HK$4,420 HKD
View
B+
Retailer 14
-
HK$5,721 HKD
View
B+
Retailer 15
-
HK$6,129 HKD
View
Retailer 16
-
HK$7,030 HKD
View
Price last confirmed 46 days ago
B
Retailer 17
-
HK$7,093 HKD
View
B
Retailer 18
-
HK$7,116 HKD
View
B
Retailer 19
-
HK$7,500 HKD
View
B
Retailer 20
-
HK$8,817 HKD
View
B
Retailer 21
-
HK$10,024 HKD
View
Most Expensive
B
Brilliant Earth
20701253A · Nov 5
HK$10,032 HKD
$1,280 USD
View
21 more retailers have this diamond
Prices start from HK$1,779 HKDSave up to HK$8,253 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$1,779 HKD