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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 $590 USD
As of November 4, 2026
Save $2,692 USD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,282 USD 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 $590 to $3,282, a $2,692 spread on the same certified stone. MOH London lists it at $3,282. 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
Color
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: $3,282 USD|Low: $590 USD|High: $3,334 USD|Avg: $1,453 USD|-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$590 USD
Retailer 8$722 USD
Retailer 13$786 USD
Retailer 3$838 USD
Retailer 10$838 USD
Retailer 4$1,015 USD
Retailer 5$1,316 USD
Retailer 12$1,359 USD
Retailer 2$1,539 USD
Retailer 7$2,064 USD
Retailer 6$2,183 USD
Retailer 11$2,356 USD
MOH London$3,282 USD

24 data points across 13 retailers

12 retailers$590 USD to $3,282 USD

B+
Cheapest Retailer
-
$590 USD
B+
Retailer 2
-
$722 USD
View
B+
Retailer 3
-
$786 USD
View
B+
Retailer 4
-
$838 USD
View
Retailer 5
-
$838 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$1,015 USD
View
B
Retailer 7
-
$1,359 USD
View
B
Retailer 8
-
$1,539 USD
View
B
Retailer 9
-
$2,064 USD
View
B
Retailer 10
-
$2,183 USD
View
B
Retailer 11
-
$2,356 USD
View
Most Expensive
B
MOH London
LG512220507 · Nov 5
$3,282 USD
£2,584 GBP
View
11 more retailers have this diamond
Prices start from $590 USDSave up to $2,692 USD

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
$590 USD