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Marquise|Lab Grown|IGI

1.57ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG787651488

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787651488

Diamond specifications and retailer prices

From €581 EUR
$649 USD
As of November 2, 2026
Save €4,575 EUR (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €5,156 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.57ct lab-grown marquise diamond

This 1.57ct 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 LG787651488 or 787651488. Listed at 23 retailers as of November 2, 2026, with prices from €581 to €5,156, a €4,575 spread on the same certified stone. Do Amore Diamonds lists it at €5,156. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787651488
Dimensions12.01 × 6.15 × 3.80 mm
L/W Ratio1.95
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
12.01 mm6.15 mm1.57 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787651488
Side View
Table 58.0%Crown 33.7°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.8%

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 2
Current: €5,156 EUR|Low: €581 EUR|High: €5,371 EUR|Avg: €1,888 EUR|-4.0%
Do Amore Diamonds
Retailer 2
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Retailer 22
November 2, 2026
Retailer 6€581 EUR
Retailer 21€632 EUR
Retailer 8€651 EUR
Retailer 19€674 EUR
Retailer 22€824 EUR
Retailer 14€832 EUR
Retailer 5€894 EUR
Retailer 7€928 EUR
Retailer 18€1,099 EUR
Retailer 2€1,193 EUR
Retailer 17€1,367 EUR
Retailer 11€1,721 EUR
Retailer 16€1,852 EUR
Retailer 20€2,091 EUR
Retailer 9€2,298 EUR
Retailer 4€2,305 EUR
Retailer 10€2,333 EUR
Retailer 15€2,421 EUR
Retailer 3€2,663 EUR
Retailer 12€2,686 EUR
Retailer 13€2,920 EUR
Do Amore Diamonds€5,156 EUR

38 data points across 22 retailers

23 retailers€581 EUR to €5,156 EUR

A
Cheapest Retailer
-
€581 EUR
$649 USD
A
Retailer 2
-
€632 EUR
$706 USD
View
A
Retailer 3
-
€651 EUR
$727 USD
View
Final sale: no returns
A
Retailer 4
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€674 EUR
$753 USD
View
Retailer 5
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€702 EUR
$784 USD
View
Price last confirmed 16 days ago
A
Retailer 6
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€824 EUR
$921 USD
View
A
Retailer 7
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€832 EUR
$930 USD
View
A
Retailer 8
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€894 EUR
$999 USD
View
A
Retailer 9
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€928 EUR
HK$8,100 HKD
View
A
Retailer 10
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€1,099 EUR
$1,228 USD
View
A
Retailer 11
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€1,193 EUR
£1,049 GBP
View
A
Retailer 12
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€1,367 EUR
ZAR 24,674 ZAR
View
B+
Retailer 13
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€1,721 EUR
$1,923 USD
View
B+
Retailer 14
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€1,852 EUR
A$3,183 AUD
View
B+
Retailer 15
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€2,091 EUR
$2,336 USD
View
B+
Retailer 16
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€2,298 EUR
$2,567 USD
View
B+
Retailer 17
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€2,305 EUR
£2,028 GBP
View
B+
Retailer 18
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€2,333 EUR
$2,606 USD
View
B+
Retailer 19
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€2,421 EUR
$2,705 USD
View
B+
Retailer 20
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€2,663 EUR
$2,975 USD
View
B
Retailer 21
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€2,686 EUR
SGD 4,055 SGD
View
B+
Retailer 22
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€2,920 EUR
£2,569 GBP
View
Most Expensive
B
Do Amore Diamonds
27-609A41763 · Nov 2
€5,156 EUR
$5,760 USD
View
22 more retailers have this diamond
Prices start from €581 EURSave up to €4,575 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
1.57ct Marquise
€581 EUR