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Marquise|Lab Grown|IGI

5.09ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG831681233

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831681233

Diamond specifications and retailer prices

From $1,175 NZD
$661 USD
As of November 2, 2026
Save $8,423 NZD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,597 NZD at Brilliant Earth · As of November 2, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831681233 or 831681233. Listed at 20 retailers as of November 2, 2026, with prices from $1,175 to $9,597, a $8,423 spread on the same certified stone. Brilliant Earth lists it at $9,597. 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
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831681233
Dimensions18.25 × 8.90 × 5.43 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.25 mm8.90 mm5.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831681233
Side View
Table 65.0%Crown 34.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 61.0%

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: Nov 2
Current: $9,597 NZD|Low: $1,175 NZD|High: $9,597 NZD|Avg: $3,696 NZD
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
Retailer 20
November 2, 2026
Retailer 20$1,175 NZD
Retailer 14$1,280 NZD
Retailer 3$1,363 NZD
Retailer 2$1,476 NZD
Retailer 4$1,680 NZD
Retailer 18$2,049 NZD
Retailer 13$2,181 NZD
Retailer 11$2,223 NZD
Retailer 19$2,763 NZD
Retailer 6$2,770 NZD
Retailer 17$3,484 NZD
Retailer 10$3,595 NZD
Retailer 8$3,834 NZD
Retailer 7$4,379 NZD
Retailer 5$4,569 NZD
Retailer 12$4,704 NZD
Retailer 15$5,745 NZD
Retailer 16$6,494 NZD
Retailer 9$7,936 NZD
Brilliant Earth$9,597 NZD

8 data points across 20 retailers

20 retailers$1,175 NZD to $9,597 NZD

A
Cheapest Retailer
-
$1,175 NZD
$661 USD
A
Retailer 2
-
$1,280 NZD
$720 USD
View
A
Retailer 3
-
$1,363 NZD
$767 USD
View
A
Retailer 4
-
$1,476 NZD
£654 GBP
View
A
Retailer 5
-
$1,680 NZD
$945 USD
View
A
Retailer 6
-
$2,049 NZD
$1,153 USD
View
A
Retailer 7
-
$2,181 NZD
£966 GBP
View
B+
Retailer 8
-
$2,223 NZD
$1,251 USD
View
A
Retailer 9
-
$2,763 NZD
A$2,392 AUD
View
A
Retailer 10
-
$2,770 NZD
ZAR 25,182 ZAR
View
B+
Retailer 11
-
$3,484 NZD
$1,960 USD
View
B+
Retailer 12
-
$3,595 NZD
$2,023 USD
View
B+
Retailer 13
-
$3,834 NZD
$2,157 USD
View
B+
Retailer 14
-
$4,379 NZD
$2,464 USD
View
B+
Retailer 15
-
$4,569 NZD
SGD 3,474 SGD
View
B+
Retailer 16
-
$4,704 NZD
$2,647 USD
View
B
Retailer 17
-
$5,745 NZD
£2,545 GBP
View
B
Retailer 18
-
$6,494 NZD
A$5,621 AUD
View
B
Retailer 19
-
$7,936 NZD
$4,465 USD
View
Most Expensive
B
Brilliant Earth
22347597A · Nov 2
$9,597 NZD
$5,400 USD
View
19 more retailers have this diamond
Prices start from $1,175 NZDSave up to $8,423 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
$1,175 NZD