CaratHunter
Plans
Marquise|Lab Grown|IGI

1.54ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG677520629

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG677520629

Diamond specifications and retailer prices

From €515 EUR
$575 USD
As of October 30, 2026
Save €4,050 EUR (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €4,565 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

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 LG677520629 or 677520629. Listed at 19 retailers as of October 30, 2026, with prices from €515 to €4,565, a €4,050 spread on the same certified stone. Do Amore Diamonds lists it at €4,565. 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 angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677520629
Dimensions11.70 × 6.11 × 3.75 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
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
11.70 mm6.11 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677520629
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €4,565 EUR|Low: €504 EUR|High: €5,138 EUR|Avg: €1,666 EUR|-11.1%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 17€515 EUR
Retailer 6€576 EUR
Retailer 11€657 EUR
Retailer 12€738 EUR
Retailer 2€745 EUR
Retailer 19€749 EUR
Retailer 10€806 EUR
Retailer 18€982 EUR
Retailer 15€1,096 EUR
Retailer 7€1,197 EUR
Retailer 3€1,583 EUR
Retailer 13€1,640 EUR
Retailer 5€1,790 EUR
Retailer 4€1,852 EUR
Retailer 8€2,376 EUR
Retailer 14€2,461 EUR
Retailer 16€2,790 EUR
Retailer 9€3,149 EUR
Do Amore Diamonds€4,565 EUR

37 data points across 19 retailers

19 retailers€515 EUR to €4,565 EUR

A+
Cheapest Retailer
-
€515 EUR
$575 USD
A
Retailer 2
-
€576 EUR
$644 USD
View
A
Retailer 3
-
€657 EUR
$734 USD
View
Final sale: no returns
A
Retailer 4
-
€738 EUR
$825 USD
View
A
Retailer 5
-
€745 EUR
£655 GBP
View
A
Retailer 6
-
€749 EUR
$837 USD
View
A
Retailer 7
-
€806 EUR
$901 USD
View
A
Retailer 8
-
€982 EUR
$1,097 USD
View
A
Retailer 9
-
€1,096 EUR
View
A
Retailer 10
-
€1,197 EUR
A$2,058 AUD
View
B+
Retailer 11
-
€1,583 EUR
$1,768 USD
View
B+
Retailer 12
-
€1,640 EUR
A$2,819 AUD
View
B+
Retailer 13
-
€1,790 EUR
$1,999 USD
View
B+
Retailer 14
-
€1,852 EUR
$2,069 USD
View
B+
Retailer 15
-
€2,376 EUR
$2,655 USD
View
B+
Retailer 16
-
€2,461 EUR
$2,750 USD
View
B+
Retailer 17
-
€2,790 EUR
£2,454 GBP
View
Retailer 18
-
€3,149 EUR
A$5,412 AUD
View
Price last confirmed 24 days ago
Most Expensive
B
Do Amore Diamonds
27-873573FCA · Nov 1
€4,565 EUR
$5,100 USD
View
18 more retailers have this diamond
Prices start from €515 EURSave up to €4,050 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
€515 EUR