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Marquise|Lab Grown|IGI

1.57ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG845649334

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845649334

Diamond specifications and retailer prices

From €243 EUR
$273 USD
As of November 3, 2026
Save €755 EUR (76%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €999 EUR at Rare Carat · As of November 1, 2026
View at Rare Carat

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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845649334 or 845649334. Listed at 3 retailers as of November 1, 2026, with prices from €243 to €999, a €755 spread on the same certified stone. Rare Carat lists it at €999. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845649334
Dimensions12.67 × 6.10 × 3.70 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.67 mm6.10 mm1.57 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845649334
Side View
Table 62.0%Crown 34.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: €999 EUR|Low: €243 EUR|High: €999 EUR|Avg: €620 EUR|+4.7%
Rare Carat
Retailer 2
Retailer 3
November 3, 2026
Retailer 3€243 EUR
Retailer 2€532 EUR
Rare Carat€999 EUR

18 data points across 3 retailers

3 retailers€243 EUR to €999 EUR

A
Cheapest Retailer
-
€243 EUR
$273 USD
Final sale: no returns
A
Retailer 2
-
€532 EUR
£470 GBP
View
Most Expensive
B
Rare Carat
845649334 · Nov 1
€999 EUR
$1,120 USD
View
2 more retailers have this diamond
Prices start from €243 EURSave up to €755 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
€243 EUR