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Heart|Lab Grown|IGI

1.73ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG801694239

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG801694239

Diamond specifications and retailer prices

From ₹1,63,428 INR
A$2,648 AUD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: ₹5,38,367 INR at Brilliant Earth · As of September 23, 2026
View at Brilliant Earth

About this 1.73ct lab-grown heart diamond

This 1.73ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801694239 or 801694239. Listed at 2 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694239
Dimensions7.80 × 8.22 × 4.80 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.80 mm8.22 mm1.73 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694239
Side View
Table 57.0%Crown 33.1°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 58.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: ₹5,38,367 INR|Low: ₹1,09,003 INR|High: ₹7,80,489 INR|Avg: ₹2,71,864 INR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 26, 2026
Retailer 6₹1,10,997 INR
Retailer 7₹1,11,092 INR
Retailer 5₹1,14,225 INR
Retailer 9₹1,36,158 INR
Retailer 2₹1,63,428 INR
Retailer 3₹1,75,866 INR
Retailer 8₹2,19,809 INR
Retailer 4₹3,85,877 INR
Brilliant Earth₹5,38,367 INR
Retailer 10₹7,80,489 INR

8 data points across 10 retailers

2 retailers

B+
Cheapest Retailer
-
₹1,63,428 INR
A$2,648 AUD
Most Expensive
Brilliant Earth
20785900Y · Sep 23
₹5,38,367 INR
$5,670 USD
View
Price last confirmed 38 days ago
1 more retailer has this diamond
Prices start from ₹1,63,428 INR

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+
1.73ct Heart
₹1,63,428 INR