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Heart|Lab Grown|IGI

1.51ct G VS1 Heart Lab Grown Diamond

VG • G/VS1 • IGI LG843608351

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843608351

Diamond specifications and retailer prices

From HK$3,742 HKD
As of November 4, 2026
Save HK$5,056 HKD (57%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$8,798 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG843608351 or 843608351. Listed at 6 retailers as of November 4, 2026, with prices from HK$3,742 to HK$8,798, a HK$5,056 spread on the same certified stone. MOH London lists it at HK$8,798. 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

1.51
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843608351
Dimensions6.86 × 8.07 × 4.65 mm
L/W Ratio1.18
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.86 mm8.07 mm1.51 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843608351
Side View
Table 63.0%Crown 32.8°Girdle: THK-VTKPavilion 39.9°Culet: NoneDepth 57.6%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: HK$8,798 HKD|Low: HK$3,672 HKD|High: HK$8,868 HKD|Avg: HK$5,448 HKD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 4HK$3,742 HKD
Retailer 5HK$3,790 HKD
Retailer 2HK$4,064 HKD
Retailer 3HK$4,770 HKD
Retailer 6HK$7,485 HKD
MOH LondonHK$8,798 HKD

21 data points across 6 retailers

6 retailersHK$3,742 HKD to HK$8,798 HKD

A
Cheapest Retailer
-
HK$3,742 HKD
A
Retailer 2
-
HK$3,790 HKD
View
A
Retailer 3
-
HK$4,064 HKD
View
B+
Retailer 4
-
HK$4,770 HKD
View
B
Retailer 5
-
HK$7,485 HKD
View
Most Expensive
B
MOH London
LG843608351 · Nov 5
HK$8,798 HKD
£883 GBP
View
5 more retailers have this diamond
Prices start from HK$3,742 HKDSave up to HK$5,056 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 Heart
HK$3,742 HKD