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Heart|Lab Grown|IGI

1.72ct D FL Heart Lab Grown Diamond

VG • D/FL • IGI LG818653729

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818653729

Diamond specifications and retailer prices

From €595 EUR
$665 USD
As of October 30, 2026
Save €4,695 EUR (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €5,290 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.72ct lab-grown heart diamond

This 1.72ct 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 very-good cut grade and certified by IGI LG818653729 or 818653729. Listed at 10 retailers as of October 30, 2026, with prices from €595 to €5,290, a €4,695 spread on the same certified stone. Do Amore Diamonds lists it at €5,290. 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

1.72
Carat
D
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818653729
Dimensions8.30 × 7.32 × 4.82 mm
L/W Ratio1.13
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
8.30 mm7.32 mm1.72 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818653729
Side View
Table 55.0%Crown 34.1°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 58.1%

Caratlytics Score

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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: €5,290 EUR|Low: €595 EUR|High: €5,532 EUR|Avg: €2,049 EUR|-4.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 13€595 EUR
Retailer 10€648 EUR
Retailer 6€702 EUR
Retailer 12€926 EUR
Retailer 14€1,125 EUR
Retailer 8€1,128 EUR
Retailer 5€1,335 EUR
Retailer 3€1,492 EUR
Retailer 9€1,711 EUR
Retailer 11€2,143 EUR
Retailer 2€2,993 EUR
Retailer 4€3,383 EUR
Retailer 7€3,625 EUR
Do Amore Diamonds€5,290 EUR

18 data points across 14 retailers

10 retailers€595 EUR to €5,290 EUR

A
Cheapest Retailer
-
€595 EUR
$665 USD
A
Retailer 2
-
€648 EUR
$724 USD
View
A
Retailer 3
-
€926 EUR
$1,035 USD
View
A
Retailer 4
-
€1,125 EUR
$1,257 USD
View
B+
Retailer 5
-
€1,128 EUR
$1,260 USD
View
B+
Retailer 6
-
€1,711 EUR
$1,912 USD
View
B+
Retailer 7
-
€2,143 EUR
$2,394 USD
View
B
Retailer 8
-
€2,993 EUR
£2,633 GBP
View
B
Retailer 9
-
€3,625 EUR
$4,050 USD
View
Most Expensive
B
Do Amore Diamonds
27-B04C7D7E2 · Nov 1
€5,290 EUR
$5,910 USD
View
9 more retailers have this diamond
Prices start from €595 EURSave up to €4,695 EUR

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
1.72ct Heart
€595 EUR