Marquise|Lab Grown|IGI

5.09ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG831617245

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831617245

Diamond specifications and retailer prices

From $2,789 NZD
$1,572 USD
As of October 31, 2026
Save $13,747 NZD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $16,536 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831617245 or 831617245. Listed at 18 retailers as of October 31, 2026, with prices from $2,789 to $16,536, a $13,747 spread on the same certified stone. Do Amore Diamonds lists it at $16,536. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831617245
Dimensions18.12 × 8.96 × 5.58 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.12 mm8.96 mm5.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831617245
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

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: $16,536 NZD|Low: $2,470 NZD|High: $19,588 NZD|Avg: $6,529 NZD|-15.6%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 4$2,789 NZD
Retailer 13$3,087 NZD
Retailer 15$3,350 NZD
Retailer 18$3,724 NZD
Retailer 17$3,921 NZD
Retailer 3$3,974 NZD
Retailer 9$4,481 NZD
Retailer 14$4,680 NZD
Retailer 16$5,197 NZD
Retailer 11$6,237 NZD
Retailer 10$6,343 NZD
Retailer 7$6,868 NZD
Retailer 6$7,413 NZD
Retailer 2$8,790 NZD
Retailer 12$9,210 NZD
Retailer 5$10,078 NZD
Retailer 8$10,109 NZD
Do Amore Diamonds$16,536 NZD

24 data points across 18 retailers

18 retailers$2,789 NZD to $16,536 NZD

Retailer 1
-
$2,119 NZD
$1,194 USD
Price last confirmed 30 days ago
Retailer 2
-
$2,560 NZD
$1,443 USD
View
Price last confirmed 29 days ago
A
Retailer 3
-
$2,789 NZD
$1,572 USD
View
Final sale: no returns
A
Retailer 4
-
$3,087 NZD
$1,740 USD
View
Retailer 5
-
$3,350 NZD
£1,487 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
-
$3,724 NZD
$2,099 USD
View
B+
Retailer 7
-
$3,921 NZD
$2,210 USD
View
B+
Retailer 8
-
$3,974 NZD
$2,240 USD
View
B+
Retailer 9
-
$4,680 NZD
€2,512 EUR
View
B+
Retailer 10
-
$5,197 NZD
$2,929 USD
View
B
Retailer 11
-
$6,237 NZD
A$5,408 AUD
View
Retailer 12
-
$6,868 NZD
£3,048 GBP
View
Price last confirmed 26 days ago
Retailer 13
-
$7,413 NZD
$4,178 USD
View
Price last confirmed 25 days ago
B
Retailer 14
-
$8,790 NZD
£3,901 GBP
View
B
Retailer 15
-
$9,210 NZD
A$7,986 AUD
View
Retailer 16
-
$10,078 NZD
$5,680 USD
View
Price last confirmed 25 days ago
Retailer 17
-
$10,109 NZD
$5,697 USD
View
Price last confirmed 26 days ago
Most Expensive
B
Do Amore Diamonds
27-5497B4DFF · Oct 31
$16,536 NZD
$9,320 USD
View
17 more retailers have this diamond
Prices start from $2,789 NZDSave up to $13,747 NZD

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
$2,789 NZD