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Marquise|Lab Grown|IGI

1.83ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG818654469

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818654469

Diamond specifications and retailer prices

From $1,364 NZD
$769 USD
As of October 30, 2026
Save $10,736 NZD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,101 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.83ct lab-grown marquise diamond

This 1.83ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654469 or 818654469. Listed at 13 retailers as of October 30, 2026, with prices from $1,364 to $12,101, a $10,736 spread on the same certified stone. Do Amore Diamonds lists it at $12,101. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654469
Dimensions12.26 × 6.46 × 3.95 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.26 mm6.46 mm1.83 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654469
Side View
Table 60.0%Crown 36.9°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $12,101 NZD|Low: $1,364 NZD|High: $16,128 NZD|Avg: $5,633 NZD|-25.0%
Do Amore Diamonds
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
October 30, 2026
Retailer 9$1,364 NZD
Retailer 13$1,483 NZD
Retailer 3$1,969 NZD
Retailer 4$2,244 NZD
Retailer 10$2,559 NZD
Retailer 7$2,944 NZD
Retailer 5$3,331 NZD
Retailer 11$3,762 NZD
Retailer 12$4,909 NZD
Retailer 14$5,571 NZD
Retailer 2$6,529 NZD
Retailer 8$6,580 NZD
Retailer 6$7,216 NZD
Do Amore Diamonds$12,101 NZD

30 data points across 14 retailers

13 retailers$1,364 NZD to $12,101 NZD

A
Cheapest Retailer
-
$1,364 NZD
$769 USD
A
Retailer 2
-
$1,483 NZD
$836 USD
View
A
Retailer 3
-
$1,969 NZD
$1,110 USD
View
A
Retailer 4
-
$2,244 NZD
$1,265 USD
View
A
Retailer 5
-
$2,559 NZD
$1,442 USD
View
A
Retailer 6
-
$2,944 NZD
€1,580 EUR
View
A
Retailer 7
-
$3,331 NZD
A$2,888 AUD
View
B+
Retailer 8
-
$3,762 NZD
$2,120 USD
View
B+
Retailer 9
-
$4,909 NZD
$2,767 USD
View
B+
Retailer 10
-
$5,571 NZD
$3,140 USD
View
B+
Retailer 11
-
$6,529 NZD
$3,680 USD
View
B+
Retailer 12
-
$6,580 NZD
£2,920 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3679B3E51 · Oct 30
$12,101 NZD
$6,820 USD
View
12 more retailers have this diamond
Prices start from $1,364 NZDSave up to $10,736 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
1.83ct Marquise
$1,364 NZD