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Marquise|Lab Grown|IGI

1.15ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG800685263

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800685263

Diamond specifications and retailer prices

From $348 NZD
$196 USD
As of October 30, 2026
Save $3,511 NZD (91%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,859 NZD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.15ct lab-grown marquise diamond

This 1.15ct 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 LG800685263 or 800685263. Listed at 14 retailers as of October 28, 2026, with prices from $348 to $3,859, a $3,511 spread on the same certified stone. Rare Carat lists it at $3,859. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800685263
Dimensions11.07 × 5.45 × 3.33 mm
L/W Ratio2.03
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
11.07 mm5.45 mm1.15 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800685263
Side View
Table 57.0%Crown 34.4°Girdle: STK-THKPavilion 39.1°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: $3,859 NZD|Low: $348 NZD|High: $4,400 NZD|Avg: $1,839 NZD|+10.8%
Rare Carat
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
October 30, 2026
Retailer 10$348 NZD
Retailer 3$403 NZD
Retailer 6$557 NZD
Retailer 11$701 NZD
Retailer 14$749 NZD
Retailer 9$836 NZD
Retailer 7$949 NZD
Retailer 4$999 NZD
Retailer 5$1,243 NZD
Retailer 12$1,389 NZD
Retailer 15$1,528 NZD
Retailer 16$1,906 NZD
Retailer 8$3,321 NZD
Retailer 13$3,336 NZD
Retailer 2$3,620 NZD
Rare Carat$3,859 NZD

26 data points across 16 retailers

14 retailers$348 NZD to $3,859 NZD

A
Cheapest Retailer
-
$348 NZD
$196 USD
A
Retailer 2
-
$403 NZD
$227 USD
View
A
Retailer 3
-
$557 NZD
$314 USD
View
Final sale: no returns
A
Retailer 4
-
$701 NZD
$395 USD
View
A
Retailer 5
-
$749 NZD
$422 USD
View
A
Retailer 6
-
$836 NZD
€449 EUR
View
A
Retailer 7
-
$999 NZD
$563 USD
View
B+
Retailer 8
-
$1,243 NZD
A$1,078 AUD
View
B+
Retailer 9
-
$1,389 NZD
$783 USD
View
B+
Retailer 10
-
$1,528 NZD
$861 USD
View
B+
Retailer 11
-
$1,906 NZD
£846 GBP
View
B
Retailer 12
-
$3,336 NZD
$1,880 USD
View
B
Retailer 13
-
$3,620 NZD
$2,040 USD
View
Most Expensive
B
Rare Carat
P86J-19C · Oct 28
$3,859 NZD
$2,175 USD
View
13 more retailers have this diamond
Prices start from $348 NZDSave up to $3,511 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
1.15ct Marquise
$348 NZD