Heart|Lab Grown|IGI

1.26ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG837619190

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837619190

Diamond specifications and retailer prices

From $328 USD
As of November 1, 2026
Save $805 USD (71%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,133 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.26ct lab-grown heart diamond

This 1.26ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837619190 or 837619190. Listed at 6 retailers as of November 1, 2026, with prices from $328 to $1,133, a $805 spread on the same certified stone. MOH London lists it at $1,133. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.3°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837619190
Dimensions7.55 × 6.98 × 4.33 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.55 mm6.98 mm1.26 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837619190
Side View
Table 69.0%Crown 30.3°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 57.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,133 USD|Low: $328 USD|High: $1,147 USD|Avg: $602 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6$328 USD
Retailer 3$407 USD
Retailer 2$439 USD
Retailer 4$471 USD
Retailer 5$833 USD
MOH London$1,133 USD

34 data points across 6 retailers

6 retailers$328 USD to $1,133 USD

B+
Cheapest Retailer
-
$328 USD
A
Retailer 2
-
$407 USD
€388 EUR
View
A
Retailer 3
-
$439 USD
£346 GBP
View
A
Retailer 4
-
$471 USD
View
B
Retailer 5
-
$833 USD
View
Most Expensive
B
MOH London
LG837619190 · Nov 1
$1,133 USD
£892 GBP
View
5 more retailers have this diamond
Prices start from $328 USDSave up to $805 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.

A
1.26ct Heart
$328 USD