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Heart|Lab Grown|IGI

1.00ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG783631674

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG783631674

Diamond specifications and retailer prices

From $370 CAD
As of November 1, 2026
Save $879 CAD (70%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,249 CAD at MOH London · As of November 2, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG783631674 or 783631674. Listed at 7 retailers as of November 1, 2026, with prices from $370 to $1,249, a $879 spread on the same certified stone. MOH London lists it at $1,249. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.2°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783631674
Dimensions5.88 × 6.87 × 4.01 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.88 mm6.87 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG783631674
Side View
Table 59.0%Crown 35.2°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 58.4%

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 1
Current: $1,249 CAD|Low: $370 CAD|High: $1,281 CAD|Avg: $674 CAD|-2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 4$370 CAD
Retailer 6$436 CAD
Retailer 2$461 CAD
Retailer 3$506 CAD
Retailer 5$711 CAD
Retailer 7$935 CAD
MOH London$1,249 CAD

31 data points across 7 retailers

7 retailers$370 CAD to $1,249 CAD

B+
Cheapest Retailer
-
$370 CAD
A
Retailer 2
-
$436 CAD
View
A
Retailer 3
-
$461 CAD
View
B+
Retailer 4
-
$506 CAD
View
B+
Retailer 5
-
$711 CAD
View
B
Retailer 6
-
$935 CAD
View
Most Expensive
B
MOH London
LG783631674 · Nov 2
$1,249 CAD
£704 GBP
View
6 more retailers have this diamond
Prices start from $370 CADSave up to $879 CAD

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
1.00ct Heart
$370 CAD