Marquise|Lab Grown|IGI

4.57ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG821655204

Certificate IGI LG821655204

Diamond specifications and retailer prices

From $4,815 USD
As of October 31, 2026
Save $2,105 USD (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $6,920 USD at Zales · As of November 2, 2026
View at Zales

About this 4.57ct lab-grown marquise diamond

This 4.57ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821655204 or 821655204. Listed at 4 retailers as of October 31, 2026, with prices from $4,815 to $6,920, a $2,105 spread on the same certified stone. Zales lists it at $6,920. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.57
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG821655204
Dimensions16.94 × 8.85 × 5.47 mm
L/W Ratio1.91
Top View
16.94 mm8.85 mm4.57 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821655204
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $6,470 USD|Low: $4,815 USD|High: $6,920 USD|Avg: $6,254 USD
Retailer 1
Retailer 2
Retailer 3
Zales
September 28, 2026
Retailer 2$4,815 USD
Retailer 1$6,470 USD
Retailer 3$6,920 USD
Zales$6,920 USD

2 data points across 4 retailers

4 retailers$4,815 USD to $6,920 USD

B
Cheapest Retailer
-
$4,815 USD
B
Retailer 2
-
$6,470 USD
View
B
Retailer 3
-
$6,920 USD
View
Most Expensive
B
Zales
529255504 · Nov 2
$6,920 USD
View
3 more retailers have this diamond
Prices start from $4,815 USDSave up to $2,105 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.

B
4.57ct Marquise
$4,815 USD