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 $15,252 USD
As of October 31, 2026
Save $31,283 USD (67%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $46,535 USD at Reve Diamonds · As of October 30, 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 15 retailers as of October 30, 2026, with prices from $15,252 to $46,535, a $31,283 spread on the same certified stone. Reve Diamonds lists it at $46,535. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $16,280 USD|Low: $15,252 USD|High: $92,455 USD|Avg: $38,985 USD|-50.1%
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
Reve Diamonds
October 31, 2026
Retailer 12$15,252 USD
Retailer 1$16,280 USD
Retailer 8$17,232 USD
Retailer 14$18,700 USD
Retailer 10$18,827 USD
Retailer 2$23,912 USD
Retailer 13$25,620 USD
Retailer 11$26,360 USD
Retailer 6$28,621 USD
Retailer 7$30,164 USD
Retailer 9$33,917 USD
Retailer 3$42,811 USD
Reve Diamonds$46,535 USD
Retailer 4$57,258 USD
Retailer 5$67,764 USD

11 data points across 15 retailers

15 retailers$15,252 USD to $46,535 USD

A
Cheapest Retailer
-
$15,252 USD
A
Retailer 2
-
$16,280 USD
View
A
Retailer 3
-
$17,232 USD
£13,569 GBP
View
A
Retailer 4
-
$18,700 USD
View
Final sale: no returns
A
Retailer 5
-
$18,827 USD
£14,825 GBP
View
A
Retailer 6
-
$23,912 USD
£18,828 GBP
View
A
Retailer 7
-
$25,620 USD
View
A
Retailer 8
-
$26,360 USD
£20,756 GBP
View
B+
Retailer 9
-
$28,621 USD
View
B+
Retailer 10
-
$30,164 USD
View
B+
Retailer 11
-
$33,917 USD
ZAR 547,928 ZAR
View
B+
Retailer 12
-
$42,811 USD
View
Most Expensive
B
Reve Diamonds
48A603BFD · Oct 30
$46,535 USD
View
12 more retailers have this diamond
Prices start from $15,252 USDSave up to $31,283 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.

A
5.09ct Marquise
$15,252 USD