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Marquise|Lab Grown|IGI

1.00ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG794631248

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794631248

Diamond specifications and retailer prices

From $374 NZD
As of November 4, 2026
Save $3,369 NZD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,779 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794631248 or 794631248. Listed at 22 retailers as of November 4, 2026, with a 900% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794631248
Dimensions10.61 × 5.11 × 3.23 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.61 mm5.11 mm1.00 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794631248
Side View
Table 61.0%Crown 32.8°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 63.2%

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: $3,743 NZD|Low: $374 NZD|High: $3,818 NZD|Avg: $1,863 NZD|-0.9%
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 5, 2026
Retailer 3$374 NZD
Retailer 17$417 NZD
Retailer 14$435 NZD
Retailer 8$465 NZD
Retailer 4$800 NZD
Retailer 15$800 NZD
Retailer 13$848 NZD
Retailer 20$880 NZD
Retailer 19$986 NZD
Retailer 12$1,034 NZD
Retailer 9$1,286 NZD
Retailer 16$1,492 NZD
Retailer 18$1,497 NZD
Retailer 7$1,586 NZD
Retailer 6$1,666 NZD
Retailer 10$1,719 NZD
Retailer 2$1,854 NZD
Retailer 5$2,178 NZD
Retailer 11$3,442 NZD
Brilliant Earth$3,743 NZD

36 data points across 20 retailers

22 retailers$374 NZD to $3,743 NZD

A
Cheapest Retailer
-
$374 NZD
A
Retailer 2
-
$417 NZD
View
Final sale: no returns
A
Retailer 3
-
$435 NZD
View
A
Retailer 4
-
$465 NZD
View
A
Retailer 5
-
$800 NZD
View
A
Retailer 6
-
$800 NZD
View
A
Retailer 7
-
$848 NZD
View
A
Retailer 8
-
$880 NZD
View
A
Retailer 9
-
$986 NZD
View
Retailer 10
-
$1,034 NZD
View
Price last confirmed 20 days ago
Retailer 11
-
$1,286 NZD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$1,492 NZD
View
B+
Retailer 13
-
$1,497 NZD
View
B+
Retailer 14
-
$1,586 NZD
View
B+
Retailer 15
-
$1,666 NZD
View
Retailer 16
-
$1,719 NZD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$1,854 NZD
View
B+
Retailer 18
-
$2,178 NZD
View
Retailer 19
-
$2,523 NZD
View
Price last confirmed 10 days ago
B
Retailer 20
-
$3,442 NZD
View
B
Retailer 21
-
$3,743 NZD
View
Most Expensive
Brilliant Earth
20048413A · Oct 28
$3,779 NZD
$2,130 USD
View
Price last confirmed 7 days ago
21 more retailers have this diamond
Prices start from $374 NZDSave up to $3,369 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
1.00ct Marquise
$374 NZD