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Heart|Lab Grown|IGI

1.25ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG833683194

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG833683194

Diamond specifications and retailer prices

From $303 AUD
$213 USD
As of October 30, 2026
Save $164 AUD (35%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,196 AUD at Brilliant Earth · As of September 26, 2026
View at Brilliant Earth

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833683194 or 833683194. Listed at 3 retailers as of October 30, 2026, with a 54% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833683194
Dimensions6.80 × 7.49 × 4.33 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.80 mm7.49 mm1.25 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833683194
Side View
Table 63.0%Crown 35.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 57.8%

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: Oct 30
Current: $1,196 AUD|Low: $221 AUD|High: $1,196 AUD|Avg: $652 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 2$303 AUD
Retailer 3$467 AUD
Retailer 6$577 AUD
Retailer 4$647 AUD
Retailer 5$655 AUD
Brilliant Earth$1,196 AUD

16 data points across 6 retailers

3 retailers$303 AUD to $467 AUD

A
Cheapest Retailer
-
$303 AUD
$213 USD
Final sale: no returns
B+
Retailer 2
-
$467 AUD
$328 USD
View
Most Expensive
Brilliant Earth
21330976A · Sep 26
$1,196 AUD
$840 USD
View
Price last confirmed 34 days ago
2 more retailers have this diamond
Prices start from $303 AUDSave up to $164 AUD

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
1.25ct Heart
$303 AUD