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Marquise|Lab Grown|IGI

5.09ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG841633725

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841633725

Diamond specifications and retailer prices

From $21,713 AUD
$15,252 USD
As of October 31, 2026
Save $44,534 AUD (67%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $66,247 AUD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841633725 or 841633725. Listed at 16 retailers as of October 31, 2026, with prices from $21,713 to $66,247, a $44,534 spread on the same certified stone. Reve Diamonds lists it at $66,247. 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

5.09
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841633725
Dimensions18.53 × 8.60 × 5.45 mm
L/W Ratio2.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.53 mm8.60 mm5.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841633725
Side View
Table 61.0%Crown 32.8°Girdle: STK-VTKPavilion 39.9°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: Oct 31
Current: $48,858 AUD|Low: $21,713 AUD|High: $131,619 AUD|Avg: $53,879 AUD|-49.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Reve Diamonds
November 1, 2026
Retailer 2$21,713 AUD
Retailer 9$21,973 AUD
Retailer 13$23,176 AUD
Retailer 10$24,458 AUD
Retailer 4$26,621 AUD
Retailer 15$26,803 AUD
Retailer 5$34,040 AUD
Retailer 3$36,473 AUD
Retailer 8$37,327 AUD
Retailer 12$40,345 AUD
Retailer 14$48,284 AUD
Retailer 1$48,858 AUD
Retailer 11$60,777 AUD
Retailer 6$60,946 AUD
Reve Diamonds$66,247 AUD
Retailer 7$81,512 AUD

12 data points across 16 retailers

16 retailers$21,713 AUD to $66,247 AUD

A
Cheapest Retailer
-
$21,713 AUD
$15,252 USD
A
Retailer 2
-
$21,973 AUD
$15,435 USD
View
A
Retailer 3
-
$23,176 AUD
$16,280 USD
View
A
Retailer 4
-
$24,458 AUD
£13,528 GBP
View
A
Retailer 5
-
$26,621 AUD
$18,700 USD
View
Final sale: no returns
A
Retailer 6
-
$26,803 AUD
£14,825 GBP
View
A
Retailer 7
-
$34,040 AUD
£18,828 GBP
View
A
Retailer 8
-
$36,473 AUD
$25,620 USD
View
A
Retailer 9
-
$37,327 AUD
£20,646 GBP
View
B+
Retailer 10
-
$40,345 AUD
$28,340 USD
View
B+
Retailer 11
-
$48,284 AUD
ZAR 547,928 ZAR
View
B+
Retailer 12
-
$48,858 AUD
View
B
Retailer 13
-
$60,777 AUD
View
B+
Retailer 14
-
$60,946 AUD
$42,811 USD
View
Most Expensive
B
Reve Diamonds
48A603BFD · Nov 1
$66,247 AUD
$46,535 USD
View
14 more retailers have this diamond
Prices start from $21,713 AUDSave up to $44,534 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
5.09ct Marquise
$21,713 AUD