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Marquise|Lab Grown|IGI

1.54ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG788621215

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788621215

Diamond specifications and retailer prices

From €968 EUR
$1,082 USD
As of November 1, 2026
Save €3,068 EUR (76%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €4,037 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.54ct lab-grown marquise diamond

This 1.54ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788621215 or 788621215. Listed at 26 retailers as of October 31, 2026, with prices from €968 to €4,037, a €3,068 spread on the same certified stone. Brilliant Earth lists it at €4,037. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621215
Dimensions11.99 × 6.09 × 3.82 mm
L/W Ratio1.97
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
11.99 mm6.09 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621215
Side View
Table 56.0%Crown 33.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.7%

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: €4,037 EUR|Low: €831 EUR|High: €4,037 EUR|Avg: €2,021 EUR
Brilliant Earth
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
Retailer 15
November 1, 2026
Retailer 4€865 EUR
Retailer 6€1,003 EUR
Retailer 2€1,134 EUR
Retailer 15€1,141 EUR
Retailer 14€1,430 EUR
Retailer 7€1,437 EUR
Retailer 8€1,547 EUR
Retailer 11€1,793 EUR
Retailer 13€1,845 EUR
Retailer 3€1,975 EUR
Retailer 9€2,498 EUR
Retailer 5€2,983 EUR
Retailer 10€3,386 EUR
Retailer 12€3,422 EUR
Brilliant Earth€4,037 EUR

32 data points across 15 retailers

26 retailers€968 EUR to €4,037 EUR

Retailer 1
-
€865 EUR
$966 USD
Price last confirmed 24 days ago
Retailer 2
-
€942 EUR
$1,052 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
€968 EUR
$1,082 USD
View
Final sale: no returns
Retailer 4
-
€1,003 EUR
$1,121 USD
View
Price last confirmed 29 days ago
Retailer 5
-
€1,003 EUR
$1,121 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
€1,134 EUR
£998 GBP
View
A
Retailer 7
-
€1,139 EUR
$1,272 USD
View
A
Retailer 8
-
€1,141 EUR
$1,275 USD
View
A
Retailer 9
-
€1,190 EUR
$1,329 USD
View
A
Retailer 10
-
€1,430 EUR
A$2,458 AUD
View
A
Retailer 11
-
€1,437 EUR
$1,605 USD
View
A
Retailer 12
-
€1,547 EUR
£1,361 GBP
View
B+
Retailer 13
-
€1,793 EUR
View
B+
Retailer 14
-
€1,845 EUR
ZAR 33,293 ZAR
View
B+
Retailer 15
-
€1,975 EUR
$2,207 USD
View
B
Retailer 16
-
€2,498 EUR
A$4,294 AUD
View
B
Retailer 17
-
€2,769 EUR
£2,436 GBP
View
Retailer 18
-
€2,821 EUR
$3,152 USD
View
Price last confirmed 32 days ago
B
Retailer 19
-
€2,983 EUR
$3,333 USD
View
B
Retailer 20
-
€3,111 EUR
$3,476 USD
View
B
Retailer 21
-
€3,258 EUR
$3,639 USD
View
B
Retailer 22
-
€3,368 EUR
SGD 5,085 SGD
View
B
Retailer 23
-
€3,386 EUR
A$5,819 AUD
View
B
Retailer 24
-
€3,422 EUR
£3,010 GBP
View
B
Retailer 25
-
€3,494 EUR
$3,904 USD
View
Most Expensive
B
Brilliant Earth
20086108A · Oct 31
€4,037 EUR
$4,510 USD
View
25 more retailers have this diamond
Prices start from €968 EURSave up to €3,068 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
1.54ct Marquise
€968 EUR