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Marquise|Lab Grown|IGI

5.09ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG706508292

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG706508292

Diamond specifications and retailer prices

From $2,649 NZD
$1,493 USD
As of November 2, 2026
Save $15,573 NZD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $21,451 NZD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

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 LG706508292 or 706508292. Listed at 23 retailers as of October 31, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706508292
Dimensions18.44 × 9.00 × 5.59 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Top View
18.44 mm9.00 mm5.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706508292
Side View
Table 64.0%Crown 34.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.1%

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 2
Current: $21,451 NZD|Low: $2,543 NZD|High: $21,842 NZD|Avg: $6,675 NZD|-1.8%
Brilliant Earth
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
Retailer 19
November 1, 2026
Retailer 7$2,543 NZD
Retailer 6$3,073 NZD
Retailer 8$3,073 NZD
Retailer 10$3,224 NZD
Retailer 17$3,309 NZD
Retailer 9$3,435 NZD
Retailer 12$3,673 NZD
Retailer 19$4,304 NZD
Retailer 14$4,808 NZD
Retailer 18$5,578 NZD
Retailer 13$6,875 NZD
Retailer 16$6,892 NZD
Retailer 11$7,030 NZD
Retailer 4$8,282 NZD
Retailer 3$8,900 NZD
Retailer 15$9,375 NZD
Retailer 2$9,687 NZD
Retailer 5$18,222 NZD
Brilliant Earth$21,451 NZD

37 data points across 19 retailers

23 retailers$2,649 NZD to $18,222 NZD

A
Cheapest Retailer
-
$2,649 NZD
$1,493 USD
Retailer 2
-
$2,883 NZD
$1,625 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$3,073 NZD
$1,732 USD
View
Price last confirmed 29 days ago
A
Retailer 4
-
$3,224 NZD
$1,817 USD
View
Final sale: no returns
A
Retailer 5
-
$3,309 NZD
$1,865 USD
View
A
Retailer 6
-
$3,435 NZD
$1,936 USD
View
A
Retailer 7
-
$3,673 NZD
£1,630 GBP
View
B+
Retailer 8
-
$3,733 NZD
$2,104 USD
View
B+
Retailer 9
-
$4,304 NZD
$2,426 USD
View
B+
Retailer 10
-
$4,808 NZD
£2,134 GBP
View
B+
Retailer 11
-
$5,578 NZD
$3,144 USD
View
B
Retailer 12
-
$6,359 NZD
$3,584 USD
View
Retailer 13
-
$6,359 NZD
$3,584 USD
View
Price last confirmed 32 days ago
B
Retailer 14
-
$6,875 NZD
A$5,961 AUD
View
B+
Retailer 15
-
$6,892 NZD
ZAR 62,756 ZAR
View
B
Retailer 16
-
$7,030 NZD
£3,120 GBP
View
B
Retailer 17
-
$8,282 NZD
$4,668 USD
View
B
Retailer 18
-
$8,900 NZD
$5,016 USD
View
B
Retailer 19
-
$9,375 NZD
A$8,129 AUD
View
B
Retailer 20
-
$9,687 NZD
£4,299 GBP
View
B
Retailer 21
-
$11,942 NZD
$6,730 USD
View
B
Retailer 22
-
$18,222 NZD
$10,270 USD
View
Most Expensive
Brilliant Earth
17443438A · Oct 31
$21,451 NZD
$12,090 USD
View
Price under review
22 more retailers have this diamond
Prices start from $2,649 NZDSave up to $15,573 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
$2,649 NZD