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Marquise|Lab Grown|IGI

5.03ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG837688985

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837688985

Diamond specifications and retailer prices

From $2,622 NZD
$1,478 USD
As of October 30, 2026
Save $15,706 NZD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $18,329 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.03ct lab-grown marquise diamond

This 5.03ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837688985 or 837688985. Listed at 17 retailers as of October 30, 2026, with prices from $2,622 to $18,329, a $15,706 spread on the same certified stone. Brilliant Earth lists it at $18,329. 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

5.03
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837688985
Dimensions18.32 × 8.77 × 5.26 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.32 mm8.77 mm5.03 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837688985
Side View
Table 61.0%Crown 35°Girdle: STK-THKPavilion 37.5°Culet: NoneDepth 60.0%

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 30
Current: $18,329 NZD|Low: $2,622 NZD|High: $23,722 NZD|Avg: $7,530 NZD|-22.7%
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
November 1, 2026
Retailer 9$2,622 NZD
Retailer 4$2,853 NZD
Retailer 17$3,078 NZD
Retailer 10$3,185 NZD
Retailer 14$3,345 NZD
Retailer 5$3,694 NZD
Retailer 6$4,794 NZD
Retailer 7$5,522 NZD
Retailer 8$5,703 NZD
Retailer 15$5,950 NZD
Retailer 11$6,164 NZD
Retailer 16$6,474 NZD
Retailer 2$8,689 NZD
Retailer 3$10,103 NZD
Retailer 13$11,205 NZD
Retailer 12$16,822 NZD
Brilliant Earth$18,329 NZD

35 data points across 17 retailers

17 retailers$2,622 NZD to $18,329 NZD

A
Cheapest Retailer
-
$2,622 NZD
$1,478 USD
A
Retailer 2
-
$2,853 NZD
$1,608 USD
View
A
Retailer 3
-
$3,078 NZD
$1,735 USD
View
Final sale: no returns
A
Retailer 4
-
$3,185 NZD
£1,414 GBP
View
A
Retailer 5
-
$3,345 NZD
$1,885 USD
View
A
Retailer 6
-
$3,694 NZD
$2,082 USD
View
B+
Retailer 7
-
$4,794 NZD
$2,702 USD
View
B+
Retailer 8
-
$5,522 NZD
$3,112 USD
View
B+
Retailer 9
-
$5,703 NZD
$3,214 USD
View
B+
Retailer 10
-
$5,950 NZD
€3,194 EUR
View
B+
Retailer 11
-
$6,164 NZD
A$5,345 AUD
View
B+
Retailer 12
-
$6,474 NZD
$3,649 USD
View
B+
Retailer 13
-
$8,689 NZD
£3,856 GBP
View
B
Retailer 14
-
$10,103 NZD
$5,694 USD
View
B
Retailer 15
-
$11,205 NZD
$6,315 USD
View
B
Retailer 16
-
$16,822 NZD
A$14,586 AUD
View
Most Expensive
B
Brilliant Earth
21558287A · Oct 31
$18,329 NZD
$10,330 USD
View
16 more retailers have this diamond
Prices start from $2,622 NZDSave up to $15,706 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
5.03ct Marquise
$2,622 NZD