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Marquise|Lab Grown|IGI

1.57ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG758554058

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG758554058

Diamond specifications and retailer prices

From €462 EUR
$516 USD
As of November 2, 2026
Save €2,071 EUR (82%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €2,533 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG758554058 or 758554058. Listed at 26 retailers as of October 31, 2026, with prices from €462 to €2,533, a €2,071 spread on the same certified stone. Brilliant Earth lists it at €2,533. 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 angle35.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758554058
Dimensions11.59 × 6.00 × 3.87 mm
L/W Ratio1.93
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
11.59 mm6.00 mm1.57 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758554058
Side View
Table 57.0%Crown 35.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.5%

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 2
Current: €2,533 EUR|Low: €462 EUR|High: €2,729 EUR|Avg: €1,175 EUR
Brilliant Earth
Retailer 2
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Retailer 21
November 2, 2026
Retailer 18€462 EUR
Retailer 7€516 EUR
Retailer 19€573 EUR
Retailer 14€586 EUR
Retailer 15€606 EUR
Retailer 16€618 EUR
Retailer 8€768 EUR
Retailer 21€772 EUR
Retailer 2€888 EUR
Retailer 20€983 EUR
Retailer 5€985 EUR
Retailer 4€1,034 EUR
Retailer 17€1,334 EUR
Retailer 11€1,344 EUR
Retailer 3€1,506 EUR
Retailer 10€1,664 EUR
Retailer 6€1,864 EUR
Retailer 9€1,972 EUR
Retailer 12€2,134 EUR
Retailer 13€2,392 EUR
Brilliant Earth€2,533 EUR

24 data points across 21 retailers

26 retailers€462 EUR to €2,533 EUR

A
Cheapest Retailer
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€462 EUR
$516 USD
Retailer 2
-
€502 EUR
$561 USD
View
Price last confirmed 24 days ago
A
Retailer 3
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€516 EUR
$577 USD
View
Final sale: no returns
Retailer 4
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€563 EUR
$629 USD
View
Price last confirmed 34 days ago
A
Retailer 5
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€573 EUR
$640 USD
View
Retailer 6
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€586 EUR
$655 USD
View
Price last confirmed 16 days ago
Retailer 7
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€586 EUR
$655 USD
View
Price last confirmed 24 days ago
A
Retailer 8
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€606 EUR
£533 GBP
View
A
Retailer 9
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€618 EUR
$690 USD
View
Retailer 10
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€699 EUR
HK$6,100 HKD
View
Price last confirmed 59 days ago
A
Retailer 11
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€768 EUR
$858 USD
View
A
Retailer 12
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€772 EUR
$863 USD
View
A
Retailer 13
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€888 EUR
£781 GBP
View
A
Retailer 14
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€983 EUR
View
A
Retailer 15
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€985 EUR
ZAR 17,771 ZAR
View
A
Retailer 16
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€1,034 EUR
$1,155 USD
View
A
Retailer 17
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€1,334 EUR
A$2,293 AUD
View
B+
Retailer 18
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€1,344 EUR
$1,502 USD
View
A
Retailer 19
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€1,506 EUR
$1,683 USD
View
Retailer 20
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€1,638 EUR
$1,830 USD
View
Price last confirmed 32 days ago
B+
Retailer 21
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€1,664 EUR
£1,464 GBP
View
B+
Retailer 22
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€1,864 EUR
$2,082 USD
View
B+
Retailer 23
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€1,972 EUR
$2,203 USD
View
B+
Retailer 24
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€2,134 EUR
$2,384 USD
View
B+
Retailer 25
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€2,392 EUR
£2,104 GBP
View
Most Expensive
B
Brilliant Earth
18182307A · Oct 31
€2,533 EUR
$2,830 USD
View
25 more retailers have this diamond
Prices start from €462 EURSave up to €2,071 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
€462 EUR