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Marquise|Lab Grown|IGI

0.51ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG816668711

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816668711

Diamond specifications and retailer prices

From $254 NZD
$143 USD
As of November 2, 2026
Save $1,703 NZD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,958 NZD at Taylor and Hart · As of November 1, 2026
View at Taylor and Hart

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816668711 or 816668711. Listed at 13 retailers as of November 1, 2026, with prices from $254 to $1,958, a $1,703 spread on the same certified stone. Taylor and Hart lists it at $1,958. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816668711
Dimensions8.44 × 4.15 × 2.60 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.44 mm4.15 mm0.51 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816668711
Side View
Table 62.0%Crown 32.5°Girdle: STK-THKPavilion 41°Culet: NoneDepth 62.7%

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: $254 NZD|Low: $243 NZD|High: $1,490 NZD|Avg: $652 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 1$254 NZD
Retailer 2$284 NZD
Retailer 5$295 NZD
Retailer 9$315 NZD
Retailer 4$536 NZD
Retailer 7$572 NZD
Retailer 3$583 NZD
Retailer 6$802 NZD
Retailer 10$1,011 NZD
Retailer 11$1,068 NZD
Retailer 8$1,472 NZD

42 data points across 11 retailers

13 retailers$254 NZD to $1,958 NZD

A
Cheapest Retailer
-
$254 NZD
$143 USD
A
Retailer 2
-
$284 NZD
$160 USD
View
Final sale: no returns
A
Retailer 3
-
$295 NZD
$166 USD
View
A
Retailer 4
-
$315 NZD
$177 USD
View
B+
Retailer 5
-
$536 NZD
£237 GBP
View
B+
Retailer 6
-
$572 NZD
ZAR 5,195 ZAR
View
B+
Retailer 7
-
$583 NZD
$328 USD
View
B+
Retailer 8
-
$802 NZD
A$694 AUD
View
B
Retailer 9
-
$1,011 NZD
$569 USD
View
B
Retailer 10
-
$1,068 NZD
$601 USD
View
B
Retailer 11
-
$1,223 NZD
SGD 930 SGD
View
B
Retailer 12
-
$1,472 NZD
£652 GBP
View
Most Expensive
B
Taylor and Hart
DCDD9RJ · Nov 1
$1,958 NZD
$1,101 USD
View
12 more retailers have this diamond
Prices start from $254 NZDSave up to $1,703 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
0.51ct Marquise
$254 NZD