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Marquise|Lab Grown|IGI

5.20ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG786638949

Certificate IGI LG786638949

Diamond specifications and retailer prices

From $8,072 AUD
$5,670 USD
As of October 28, 2026
Save $7,702 AUD (49%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $15,773 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.2ct lab-grown marquise diamond

This 5.2ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786638949 or 786638949. Listed at 3 retailers as of October 28, 2026, with prices from $8,072 to $15,773, a $7,702 spread on the same certified stone. Do Amore Diamonds lists it at $15,773. 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

5.20
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG786638949
Dimensions18.56 × 8.93 × 5.62 mm
L/W Ratio2.08
Top View
18.56 mm8.93 mm5.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786638949
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCuletDepth 62.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $15,773 AUD|Low: $8,072 AUD|High: $15,773 AUD|Avg: $11,060 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
October 18, 2026
Retailer 2$8,072 AUD
Retailer 3$9,265 AUD
Do Amore Diamonds$15,773 AUD

3 data points across 3 retailers

3 retailers$8,072 AUD to $15,773 AUD

B
Cheapest Retailer
-
$8,072 AUD
$5,670 USD
B
Retailer 2
-
$9,265 AUD
$6,508 USD
View
Most Expensive
B
Do Amore Diamonds
24-592-074AAA · Oct 31
$15,773 AUD
$11,080 USD
View
2 more retailers have this diamond
Prices start from $8,072 AUDSave up to $7,702 AUD

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
5.20ct Marquise
$8,072 AUD