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Heart|Lab Grown|IGI

1.97ct E SI1 Heart Lab Grown Diamond

VG • E/SI1 • IGI LG828616958

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828616958

Diamond specifications and retailer prices

From $358 AUD
$252 USD
As of October 28, 2026
Save $3,225 AUD (90%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,583 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.97ct lab-grown heart diamond

This 1.97ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG828616958 or 828616958. Listed at 3 retailers as of October 28, 2026, with prices from $358 to $3,583, a $3,225 spread on the same certified stone. Brilliant Earth lists it at $3,583. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.97
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828616958
Dimensions7.69 × 8.63 × 5.01 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.69 mm8.63 mm1.97 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828616958
Side View
Table 59.0%Crown 36.1°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 58.1%

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 28
Current: $3,583 AUD|Low: $358 AUD|High: $3,583 AUD|Avg: $1,354 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 2$358 AUD
Retailer 4$700 AUD
Retailer 3$777 AUD
Brilliant Earth$3,583 AUD

37 data points across 4 retailers

3 retailers$358 AUD to $3,583 AUD

A
Cheapest Retailer
-
$358 AUD
$252 USD
Final sale: no returns
B+
Retailer 2
-
$777 AUD
£430 GBP
View
Most Expensive
C
Brilliant Earth
21227435A · Oct 28
$3,583 AUD
$2,520 USD
View
2 more retailers have this diamond
Prices start from $358 AUDSave up to $3,225 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
1.97ct Heart
$358 AUD