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Marquise|Lab Grown|IGI

1.10ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG821643617

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG821643617

Diamond specifications and retailer prices

From $362 NZD
As of November 4, 2026
Save $3,115 NZD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,477 NZD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.1ct lab-grown marquise diamond

This 1.1ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821643617 or 821643617. Listed at 21 retailers as of November 4, 2026, with prices from $362 to $3,477, a $3,115 spread on the same certified stone. Do Amore Diamonds lists it at $3,477. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.10
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821643617
Dimensions10.82 × 5.44 × 3.39 mm
L/W Ratio1.99
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
10.82 mm5.44 mm1.10 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821643617
Side View
Table 57.0%Crown 33.9°Girdle: THN-MEDPavilion 40.3°Culet: NoneDepth 62.3%

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 4
Current: $3,477 NZD|Low: $362 NZD|High: $3,477 NZD|Avg: $1,347 NZD
Do Amore Diamonds
Retailer 2
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November 5, 2026
Retailer 20$362 NZD
Retailer 7$404 NZD
Retailer 19$420 NZD
Retailer 3$449 NZD
Retailer 14$523 NZD
Retailer 9$775 NZD
Retailer 17$855 NZD
Retailer 6$903 NZD
Retailer 2$915 NZD
Retailer 12$1,139 NZD
Retailer 15$1,212 NZD
Retailer 16$1,293 NZD
Retailer 4$1,595 NZD
Retailer 8$1,898 NZD
Retailer 5$1,969 NZD
Retailer 13$1,982 NZD
Retailer 10$2,054 NZD
Retailer 18$2,058 NZD
Retailer 11$2,351 NZD
Do Amore Diamonds$3,477 NZD

37 data points across 20 retailers

21 retailers$362 NZD to $3,477 NZD

A
Cheapest Retailer
-
$362 NZD
A
Retailer 2
-
$404 NZD
View
Final sale: no returns
A
Retailer 3
-
$420 NZD
View
A
Retailer 4
-
$449 NZD
View
A
Retailer 5
-
$523 NZD
View
A
Retailer 6
-
$775 NZD
View
A
Retailer 7
-
$855 NZD
View
A
Retailer 8
-
$903 NZD
View
A
Retailer 9
-
$915 NZD
View
A
Retailer 10
-
$1,139 NZD
View
A
Retailer 11
-
$1,212 NZD
View
B+
Retailer 12
-
$1,293 NZD
View
B+
Retailer 13
-
$1,595 NZD
View
B+
Retailer 14
-
$1,898 NZD
View
B+
Retailer 15
-
$1,969 NZD
View
B+
Retailer 16
-
$1,982 NZD
View
Retailer 17
-
$2,054 NZD
View
Price last confirmed 31 days ago
B+
Retailer 18
-
$2,058 NZD
View
Retailer 19
-
$2,351 NZD
View
Price last confirmed 28 days ago
B
Retailer 20
-
$2,714 NZD
View
Most Expensive
B
Do Amore Diamonds
27-FE6988A34 · Nov 4
$3,477 NZD
$1,960 USD
View
20 more retailers have this diamond
Prices start from $362 NZDSave up to $3,115 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
1.10ct Marquise
$362 NZD