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Marquise|Lab Grown|IGI

1.57ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG774655981

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG774655981

Diamond specifications and retailer prices

From $290 USD
As of October 30, 2026
Save $2,410 USD (89%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $2,780 USD at Brilliant Earth · As of September 19, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG774655981 or 774655981. Listed at 28 retailers as of October 30, 2026, with a 831% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774655981
Dimensions11.84 × 6.11 × 3.83 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.84 mm6.11 mm1.57 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774655981
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
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: Oct 30
Current: $2,700 USD|Low: $278 USD|High: $2,700 USD|Avg: $839 USD
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
October 31, 2026
Retailer 9$290 USD
Retailer 7$323 USD
Retailer 11$336 USD
Retailer 10$359 USD
Retailer 12$359 USD
Retailer 14$381 USD
Retailer 13$482 USD
Retailer 3$515 USD
Retailer 17$564 USD
Retailer 20$617 USD
Retailer 16$635 USD
Retailer 4$662 USD
Retailer 19$835 USD
Retailer 2$864 USD
Retailer 6$1,380 USD
Retailer 15$1,387 USD
Retailer 5$1,410 USD
Retailer 18$1,447 USD
Retailer 8$1,479 USD
Brilliant Earth$2,700 USD

37 data points across 20 retailers

28 retailers$290 USD to $2,700 USD

A
Cheapest Retailer
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$290 USD
A
Retailer 2
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$323 USD
View
Final sale: no returns
A
Retailer 3
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$336 USD
View
A
Retailer 4
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$359 USD
View
A
Retailer 5
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$359 USD
View
A
Retailer 6
-
$381 USD
£300 GBP
View
A
Retailer 7
-
$482 USD
View
A
Retailer 8
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$515 USD
View
A
Retailer 9
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$564 USD
€537 EUR
View
A
Retailer 10
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$617 USD
ZAR 9,967 ZAR
View
A
Retailer 11
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$635 USD
£500 GBP
View
A
Retailer 12
-
$662 USD
A$1,018 AUD
View
A
Retailer 13
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$678 USD
View
A
Retailer 14
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$697 USD
View
Retailer 15
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$760 USD
View
Price last confirmed 7 days ago
B+
Retailer 16
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$835 USD
A$1,285 AUD
View
B+
Retailer 17
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$864 USD
View
B+
Retailer 18
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$1,122 USD
View
B+
Retailer 19
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$1,154 USD
View
B+
Retailer 20
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$1,203 USD
View
B
Retailer 21
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$1,380 USD
View
B+
Retailer 22
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$1,387 USD
A$2,134 AUD
View
B
Retailer 23
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$1,402 USD
£1,104 GBP
View
B
Retailer 24
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$1,410 USD
View
B+
Retailer 25
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$1,447 USD
£1,139 GBP
View
B
Retailer 26
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$1,479 USD
View
B
Retailer 27
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$2,700 USD
View
Most Expensive
Brilliant Earth
18091594A · Sep 19
$2,780 USD
View
Price last confirmed 41 days ago
27 more retailers have this diamond
Prices start from $290 USDSave up to $2,410 USD

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
$290 USD