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Marquise|Lab Grown|IGI

1.20ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG843683938

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843683938

Diamond specifications and retailer prices

From $313 NZD
$176 USD
As of November 2, 2026
Save $1,675 NZD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,988 NZD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843683938 or 843683938. Listed at 20 retailers as of November 1, 2026, with prices from $313 to $1,988, a $1,675 spread on the same certified stone. Reve Diamonds lists it at $1,988. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843683938
Dimensions11.71 × 5.41 × 3.33 mm
L/W Ratio2.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.71 mm5.41 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843683938
Side View
Table 61.0%Crown 33.1°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 61.6%

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: $487 NZD|Low: $313 NZD|High: $2,028 NZD|Avg: $890 NZD|-4.4%
Retailer 1
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
Reve Diamonds
November 2, 2026
Retailer 11$313 NZD
Retailer 9$350 NZD
Retailer 7$364 NZD
Retailer 5$389 NZD
Retailer 19$389 NZD
Retailer 1$487 NZD
Retailer 2$537 NZD
Retailer 14$671 NZD
Retailer 4$690 NZD
Retailer 12$698 NZD
Retailer 8$754 NZD
Retailer 6$828 NZD
Retailer 13$948 NZD
Retailer 17$1,111 NZD
Retailer 16$1,226 NZD
Retailer 3$1,249 NZD
Retailer 18$1,321 NZD
Retailer 10$1,346 NZD
Retailer 15$1,817 NZD
Reve Diamonds$1,988 NZD

21 data points across 20 retailers

20 retailers$313 NZD to $1,988 NZD

A
Cheapest Retailer
-
$313 NZD
$176 USD
A
Retailer 2
-
$350 NZD
$197 USD
View
Final sale: no returns
A
Retailer 3
-
$364 NZD
$205 USD
View
Retailer 4
-
$389 NZD
$219 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$389 NZD
$219 USD
View
A
Retailer 6
-
$487 NZD
£216 GBP
View
B+
Retailer 7
-
$537 NZD
$302 USD
View
A
Retailer 8
-
$671 NZD
ZAR 6,100 ZAR
View
A
Retailer 9
-
$690 NZD
€370 EUR
View
A
Retailer 10
-
$698 NZD
£309 GBP
View
A
Retailer 11
-
$754 NZD
$424 USD
View
A
Retailer 12
-
$828 NZD
$466 USD
View
A
Retailer 13
-
$948 NZD
A$821 AUD
View
B+
Retailer 14
-
$1,111 NZD
$625 USD
View
B+
Retailer 15
-
$1,226 NZD
$690 USD
View
B+
Retailer 16
-
$1,249 NZD
$703 USD
View
B+
Retailer 17
-
$1,321 NZD
$743 USD
View
B+
Retailer 18
-
$1,346 NZD
$758 USD
View
B
Retailer 19
-
$1,817 NZD
£805 GBP
View
Most Expensive
B
Reve Diamonds
CDF180EC8 · Nov 1
$1,988 NZD
$1,118 USD
View
19 more retailers have this diamond
Prices start from $313 NZDSave up to $1,675 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
1.20ct Marquise
$313 NZD