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Round|Lab Grown|IGI

1.73ct D FL Round Lab Grown Diamond

EX • D/FL • IGI LG786644874

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786644874

Diamond specifications and retailer prices

From €675 EUR
$754 USD
As of November 1, 2026
Save €4,517 EUR (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €5,192 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.73ct lab-grown round diamond

This 1.73ct lab-grown round 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 LG786644874 or 786644874. Listed at 23 retailers as of October 31, 2026, with prices from €675 to €5,192, a €4,517 spread on the same certified stone. Brilliant Earth lists it at €5,192. 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
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786644874
Dimensions7.80 × 7.84 × 4.65 mm
L/W Ratio1.01
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 mm7.84 mm1.73 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786644874
Side View
Table 58.0%Crown 32°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.5%

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: Nov 1
Current: €5,192 EUR|Low: €644 EUR|High: €5,192 EUR|Avg: €1,767 EUR
Brilliant Earth
Retailer 2
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Retailer 23
November 1, 2026
Retailer 5€675 EUR
Retailer 22€734 EUR
Retailer 14€755 EUR
Retailer 3€783 EUR
Retailer 7€783 EUR
Retailer 23€905 EUR
Retailer 8€940 EUR
Retailer 11€1,003 EUR
Retailer 12€1,121 EUR
Retailer 13€1,185 EUR
Retailer 9€1,227 EUR
Retailer 17€1,242 EUR
Retailer 19€1,439 EUR
Retailer 18€1,656 EUR
Retailer 21€1,686 EUR
Retailer 4€2,201 EUR
Retailer 20€2,524 EUR
Retailer 16€2,634 EUR
Retailer 6€2,645 EUR
Retailer 15€2,651 EUR
Retailer 10€2,701 EUR
Retailer 2€3,074 EUR
Brilliant Earth€5,192 EUR

32 data points across 23 retailers

23 retailers€675 EUR to €5,192 EUR

A
Cheapest Retailer
-
€675 EUR
$754 USD
A
Retailer 2
-
€734 EUR
$820 USD
View
A
Retailer 3
-
€755 EUR
$844 USD
View
Final sale: no returns
Retailer 4
-
€783 EUR
$875 USD
View
Price last confirmed 15 days ago
A
Retailer 5
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€783 EUR
$875 USD
View
A
Retailer 6
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€905 EUR
HK$7,900 HKD
View
A
Retailer 7
-
€940 EUR
$1,050 USD
View
A
Retailer 8
-
€1,003 EUR
$1,120 USD
View
B+
Retailer 9
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€1,121 EUR
$1,252 USD
View
B+
Retailer 10
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€1,185 EUR
£1,042 GBP
View
B+
Retailer 11
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€1,227 EUR
$1,371 USD
View
B+
Retailer 12
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€1,242 EUR
View
B+
Retailer 13
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€1,439 EUR
ZAR 25,969 ZAR
View
B+
Retailer 14
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€1,656 EUR
$1,850 USD
View
B+
Retailer 15
-
€1,686 EUR
A$2,898 AUD
View
B
Retailer 16
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€2,201 EUR
$2,459 USD
View
B
Retailer 17
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€2,524 EUR
$2,820 USD
View
B
Retailer 18
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€2,634 EUR
SGD 3,977 SGD
View
Retailer 19
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€2,645 EUR
$2,955 USD
View
Price last confirmed 14 days ago
B
Retailer 20
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€2,651 EUR
$2,961 USD
View
B
Retailer 21
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€2,701 EUR
$3,018 USD
View
B
Retailer 22
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€3,074 EUR
£2,704 GBP
View
Most Expensive
B
Brilliant Earth
20735448A · Oct 31
€5,192 EUR
$5,800 USD
View
22 more retailers have this diamond
Prices start from €675 EURSave up to €4,517 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
1.73ct Round
€675 EUR