CaratHunter
Plans
Round|Lab Grown|IGI

1.51ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG794610644

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794610644

Diamond specifications and retailer prices

From HK$1,538 HKD
$196 USD
As of November 1, 2026
Save HK$7,360 HKD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$8,898 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG794610644 or 794610644. Listed at 19 retailers as of November 1, 2026, with prices from HK$1,538 to HK$8,898, a HK$7,360 spread on the same certified stone. MOH London lists it at HK$8,898. 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

1.51
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794610644
Dimensions7.44 × 7.38 × 4.47 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm7.38 mm1.51 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794610644
Side View
Table 57.0%Crown 34°Girdle: MediumPavilion 40.2°Culet: NoneDepth 60.4%

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 1
Current: HK$8,898 HKD|Low: HK$1,499 HKD|High: HK$9,157 HKD|Avg: HK$4,345 HKD|-1.8%
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
Retailer 16
November 2, 2026
Retailer 4HK$1,538 HKD
Retailer 14HK$1,710 HKD
Retailer 13HK$1,781 HKD
Retailer 9HK$1,907 HKD
Retailer 6HK$1,914 HKD
Retailer 15HK$3,311 HKD
Retailer 2HK$3,467 HKD
Retailer 7HK$3,562 HKD
Retailer 12HK$4,511 HKD
Retailer 11HK$4,927 HKD
Retailer 5HK$5,610 HKD
Retailer 10HK$6,120 HKD
Retailer 16HK$6,201 HKD
Retailer 3HK$6,538 HKD
Retailer 8HK$6,747 HKD
MOH LondonHK$8,898 HKD

36 data points across 16 retailers

19 retailersHK$1,538 HKD to HK$8,898 HKD

Retailer 1
-
HK$1,538 HKD
$196 USD
Price last confirmed 44 days ago
A
Retailer 2
-
HK$1,538 HKD
$196 USD
View
A
Retailer 3
-
HK$1,710 HKD
$218 USD
View
Final sale: no returns
A
Retailer 4
-
HK$1,781 HKD
$227 USD
View
Retailer 5
-
HK$1,867 HKD
$238 USD
View
Price last confirmed 43 days ago
A
Retailer 6
-
HK$1,907 HKD
$243 USD
View
Retailer 7
-
HK$1,914 HKD
$244 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
HK$3,311 HKD
$422 USD
View
A
Retailer 9
-
HK$3,467 HKD
£348 GBP
View
A
Retailer 10
-
HK$3,562 HKD
$454 USD
View
B+
Retailer 11
-
HK$4,511 HKD
$575 USD
View
B+
Retailer 12
-
HK$4,927 HKD
$628 USD
View
B+
Retailer 13
-
HK$5,610 HKD
$715 USD
View
Retailer 14
-
HK$6,080 HKD
$775 USD
View
Price last confirmed 42 days ago
B+
Retailer 15
-
HK$6,120 HKD
$780 USD
View
B+
Retailer 16
-
HK$6,201 HKD
SGD 1,068 SGD
View
B+
Retailer 17
-
HK$6,538 HKD
$833 USD
View
B
Retailer 18
-
HK$6,747 HKD
$860 USD
View
Most Expensive
B
MOH London
LG794610644 · Nov 1
HK$8,898 HKD
£893 GBP
View
18 more retailers have this diamond
Prices start from HK$1,538 HKDSave up to HK$7,360 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
1.51ct Round
HK$1,538 HKD