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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 $1,047 NZD
As of November 4, 2026
Save $4,775 NZD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,822 NZD 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 $1,047 to $5,822, a $4,775 spread on the same certified stone. MOH London lists it at $5,822. 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: $5,822 NZD|Low: $1,047 NZD|High: $5,914 NZD|Avg: $2,577 NZD|-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$1,047 NZD
Retailer 8$1,281 NZD
Retailer 13$1,394 NZD
Retailer 3$1,487 NZD
Retailer 10$1,487 NZD
Retailer 4$1,801 NZD
Retailer 5$2,335 NZD
Retailer 12$2,411 NZD
Retailer 2$2,730 NZD
Retailer 7$3,662 NZD
Retailer 6$3,873 NZD
Retailer 11$4,180 NZD
MOH London$5,822 NZD

24 data points across 13 retailers

12 retailers$1,047 NZD to $5,822 NZD

B+
Cheapest Retailer
-
$1,047 NZD
B+
Retailer 2
-
$1,281 NZD
View
B+
Retailer 3
-
$1,394 NZD
View
B+
Retailer 4
-
$1,487 NZD
View
Retailer 5
-
$1,487 NZD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$1,801 NZD
View
B
Retailer 7
-
$2,411 NZD
View
B
Retailer 8
-
$2,730 NZD
View
B
Retailer 9
-
$3,662 NZD
View
B
Retailer 10
-
$3,873 NZD
View
B
Retailer 11
-
$4,180 NZD
View
Most Expensive
B
MOH London
LG512220507 · Nov 5
$5,822 NZD
£2,584 GBP
View
11 more retailers have this diamond
Prices start from $1,047 NZDSave up to $4,775 NZD

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
$1,047 NZD