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Marquise|Lab Grown|IGI

5.17ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG845666802

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845666802

Diamond specifications and retailer prices

From $3,165 AUD
$2,223 USD
As of November 1, 2026
Save $13,221 AUD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $16,386 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.17ct lab-grown marquise diamond

This 5.17ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845666802 or 845666802. Listed at 13 retailers as of October 31, 2026, with prices from $3,165 to $16,386, a $13,221 spread on the same certified stone. Brilliant Earth lists it at $16,386. 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

5.17
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845666802
Dimensions17.33 × 8.86 × 5.62 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
17.33 mm8.86 mm5.17 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845666802
Side View
Table 61.0%Crown 40.1°Girdle: STK-THKPavilion 40°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,754 AUD|Low: $3,165 AUD|High: $10,139 AUD|Avg: $6,447 AUD|-5.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 5$3,165 AUD
Retailer 1$3,754 AUD
Retailer 3$3,936 AUD
Retailer 4$4,175 AUD
Retailer 8$4,809 AUD
Retailer 11$5,487 AUD
Retailer 12$7,014 AUD
Retailer 2$7,798 AUD
Retailer 9$8,632 AUD
Retailer 10$8,851 AUD
Retailer 7$9,304 AUD
Retailer 6$9,661 AUD

8 data points across 12 retailers

13 retailers$3,165 AUD to $16,386 AUD

A
Cheapest Retailer
-
$3,165 AUD
$2,223 USD
A
Retailer 2
-
$3,754 AUD
£2,076 GBP
View
B+
Retailer 3
-
$3,936 AUD
$2,765 USD
View
B+
Retailer 4
-
$4,175 AUD
€2,793 EUR
View
B+
Retailer 5
-
$4,809 AUD
$3,378 USD
View
B+
Retailer 6
-
$5,487 AUD
ZAR 62,270 ZAR
View
B+
Retailer 7
-
$7,014 AUD
$4,927 USD
View
B
Retailer 8
-
$7,798 AUD
£4,313 GBP
View
B
Retailer 9
-
$8,632 AUD
View
B
Retailer 10
-
$8,851 AUD
SGD 8,402 SGD
View
B
Retailer 11
-
$9,304 AUD
$6,536 USD
View
B
Retailer 12
-
$9,661 AUD
$6,786 USD
View
Most Expensive
B
Brilliant Earth
22400149A · Oct 31
$16,386 AUD
$11,510 USD
View
12 more retailers have this diamond
Prices start from $3,165 AUDSave up to $13,221 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
5.17ct Marquise
$3,165 AUD