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Heart|Lab Grown|IGI

1.51ct G VVS1 Heart Lab Grown Diamond

EX • G/VVS1 • IGI LG656414930

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG656414930

Diamond specifications and retailer prices

From HK$3,036 HKD
As of November 4, 2026
Save HK$12,176 HKD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$26,909 HKD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG656414930 or 656414930. Listed at 19 retailers as of November 4, 2026, with a 401% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656414930
Dimensions6.78 × 8.11 × 4.70 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.78 mm8.11 mm1.51 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656414930
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.0%

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 4
Current: HK$26,909 HKD|Low: HK$2,911 HKD|High: HK$26,909 HKD|Avg: HK$8,759 HKD
Do Amore Diamonds
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
November 5, 2026
Retailer 3HK$3,036 HKD
Retailer 13HK$3,397 HKD
Retailer 4HK$3,766 HKD
Retailer 10HK$4,409 HKD
Retailer 5HK$4,519 HKD
Retailer 6HK$4,997 HKD
Retailer 2HK$6,786 HKD
Retailer 8HK$7,163 HKD
Retailer 9HK$9,673 HKD
Retailer 11HK$10,552 HKD
Retailer 14HK$13,972 HKD
Retailer 12HK$14,090 HKD
Retailer 7HK$15,212 HKD
Do Amore DiamondsHK$26,909 HKD

43 data points across 14 retailers

19 retailersHK$3,036 HKD to HK$15,212 HKD

A
Cheapest Retailer
-
HK$3,036 HKD
A
Retailer 2
-
HK$3,397 HKD
View
A
Retailer 3
-
HK$3,397 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$3,766 HKD
View
Retailer 5
-
HK$3,766 HKD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
HK$4,158 HKD
View
B+
Retailer 7
-
HK$4,519 HKD
View
B+
Retailer 8
-
HK$4,942 HKD
View
B+
Retailer 9
-
HK$4,997 HKD
View
B+
Retailer 10
-
HK$6,786 HKD
View
B+
Retailer 11
-
HK$7,163 HKD
View
Retailer 12
-
HK$9,673 HKD
View
Price last confirmed 8 days ago
B
Retailer 13
-
HK$10,552 HKD
View
B
Retailer 14
-
HK$13,353 HKD
View
B
Retailer 15
-
HK$13,972 HKD
View
B
Retailer 16
-
HK$14,090 HKD
View
B
Retailer 17
-
HK$14,537 HKD
View
B
Retailer 18
-
HK$15,212 HKD
View
Most Expensive
Do Amore Diamonds
27-0D90983EA · Nov 5
HK$26,909 HKD
$3,430 USD
View
Price under review
18 more retailers have this diamond
Prices start from HK$3,036 HKDSave up to HK$12,176 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$3,036 HKD