CaratHunter
Plans
Heart|Lab Grown|IGI

1.00ct H VS1 Heart Lab Grown Diamond

ID • H/VS1 • IGI LG512220507

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG512220507

Diamond specifications and retailer prices

From $754 SGD
As of November 4, 2026
Save $3,440 SGD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,194 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512220507 or 512220507. Listed at 12 retailers as of November 4, 2026, with prices from $754 to $4,194, a $3,440 spread on the same certified stone. MOH London lists it at $4,194. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.5°
Pavilion angle43.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512220507
Dimensions7.03 × 5.86 × 4.39 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.03 mm5.86 mm1.00 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512220507
Side View
Table 60.0%Crown 28.5°Girdle: MED-VTKPavilion 43.3°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $4,194 SGD|Low: $754 SGD|High: $4,260 SGD|Avg: $1,857 SGD|-1.3%
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
November 5, 2026
Retailer 9$754 SGD
Retailer 8$923 SGD
Retailer 13$1,004 SGD
Retailer 3$1,071 SGD
Retailer 10$1,071 SGD
Retailer 4$1,297 SGD
Retailer 5$1,682 SGD
Retailer 12$1,737 SGD
Retailer 2$1,967 SGD
Retailer 7$2,638 SGD
Retailer 6$2,790 SGD
Retailer 11$3,011 SGD
MOH London$4,194 SGD

24 data points across 13 retailers

12 retailers$754 SGD to $4,194 SGD

B+
Cheapest Retailer
-
$754 SGD
B+
Retailer 2
-
$923 SGD
View
B+
Retailer 3
-
$1,004 SGD
View
B+
Retailer 4
-
$1,071 SGD
View
Retailer 5
-
$1,071 SGD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$1,297 SGD
View
B
Retailer 7
-
$1,737 SGD
View
B
Retailer 8
-
$1,967 SGD
View
B
Retailer 9
-
$2,638 SGD
View
B
Retailer 10
-
$2,790 SGD
View
B
Retailer 11
-
$3,011 SGD
View
Most Expensive
B
MOH London
LG512220507 · Nov 5
$4,194 SGD
£2,584 GBP
View
11 more retailers have this diamond
Prices start from $754 SGDSave up to $3,440 SGD

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.

B+
1.00ct Heart
$754 SGD