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Marquise|Lab Grown|IGI

3.71ct D VS2 Marquise Lab Grown Diamond

ID • D/VS2 • IGI LG821630534

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG821630534

Diamond specifications and retailer prices

From $1,112 AUD
$781 USD
As of October 30, 2026
Save $8,441 AUD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,552 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.71ct lab-grown marquise diamond

This 3.71ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821630534 or 821630534. Listed at 12 retailers as of October 30, 2026, with prices from $1,112 to $9,552, a $8,441 spread on the same certified stone. Do Amore Diamonds lists it at $9,552. 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

3.71
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821630534
Dimensions15.93 × 8.12 × 5.07 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.93 mm8.12 mm3.71 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821630534
Side View
Table 56.0%Crown 36.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

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: $9,552 AUD|Low: $1,068 AUD|High: $9,552 AUD|Avg: $3,427 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 25, 2026
Retailer 11$1,112 AUD
Retailer 14$1,210 AUD
Retailer 5$1,221 AUD
Retailer 3$1,751 AUD
Retailer 8$2,001 AUD
Retailer 4$2,049 AUD
Retailer 10$2,050 AUD
Retailer 13$2,084 AUD
Retailer 9$3,068 AUD
Retailer 12$4,005 AUD
Retailer 6$4,798 AUD
Retailer 2$5,344 AUD
Retailer 7$6,912 AUD
Do Amore Diamonds$9,552 AUD

20 data points across 14 retailers

12 retailers$1,112 AUD to $9,552 AUD

A
Cheapest Retailer
-
$1,112 AUD
$781 USD
A
Retailer 2
-
$1,210 AUD
$850 USD
View
A
Retailer 3
-
$1,751 AUD
$1,230 USD
View
Retailer 4
-
$2,001 AUD
£1,107 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
$2,049 AUD
$1,439 USD
View
A
Retailer 6
-
$2,050 AUD
$1,440 USD
View
A
Retailer 7
-
$2,084 AUD
$1,464 USD
View
B+
Retailer 8
-
$3,068 AUD
$2,155 USD
View
B+
Retailer 9
-
$4,005 AUD
$2,813 USD
View
B
Retailer 10
-
$5,344 AUD
£2,956 GBP
View
B
Retailer 11
-
$6,912 AUD
$4,855 USD
View
Most Expensive
B
Do Amore Diamonds
7-1790314 · Oct 30
$9,552 AUD
$6,710 USD
View
11 more retailers have this diamond
Prices start from $1,112 AUDSave up to $8,441 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.

A
3.71ct Marquise
$1,112 AUD