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Cushion|Lab Grown|IGI

1.74ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG836619939

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836619939

Diamond specifications and retailer prices

From $1,196 NZD
$674 USD
As of October 30, 2026
Save $5,192 NZD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,387 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.74ct lab-grown cushion diamond

This 1.74ct lab-grown cushion 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 LG836619939 or 836619939. Listed at 16 retailers as of October 30, 2026, with prices from $1,196 to $6,387, a $5,192 spread on the same certified stone. Brilliant Earth lists it at $6,387. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.74
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619939
Dimensions8.61 × 6.01 × 4.13 mm
L/W Ratio1.43
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
8.61 mm6.01 mm1.74 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619939
Side View
Table 61.0%Crown 34.5°Girdle: STK-THKPavilion 36.1°Culet: NoneDepth 68.7%

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: Oct 30
Current: $6,387 NZD|Low: $1,196 NZD|High: $9,226 NZD|Avg: $3,703 NZD|-30.8%
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
October 31, 2026
Retailer 15$1,196 NZD
Retailer 8$1,320 NZD
Retailer 12$1,508 NZD
Retailer 3$2,001 NZD
Retailer 2$2,041 NZD
Retailer 9$2,111 NZD
Retailer 11$2,243 NZD
Retailer 13$2,504 NZD
Retailer 5$2,945 NZD
Retailer 16$3,786 NZD
Retailer 4$4,157 NZD
Retailer 14$4,222 NZD
Retailer 6$4,354 NZD
Retailer 7$5,243 NZD
Retailer 10$5,696 NZD
Brilliant Earth$6,387 NZD

32 data points across 16 retailers

16 retailers$1,196 NZD to $6,387 NZD

A
Cheapest Retailer
-
$1,196 NZD
$674 USD
Final sale: no returns
Retailer 2
-
$1,320 NZD
$744 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,508 NZD
$850 USD
View
A
Retailer 4
-
$2,001 NZD
$1,128 USD
View
A
Retailer 5
-
$2,041 NZD
£906 GBP
View
A
Retailer 6
-
$2,111 NZD
€1,133 EUR
View
A
Retailer 7
-
$2,243 NZD
ZAR 20,419 ZAR
View
A
Retailer 8
-
$2,504 NZD
$1,411 USD
View
A
Retailer 9
-
$2,945 NZD
$1,660 USD
View
B+
Retailer 10
-
$3,786 NZD
£1,680 GBP
View
B+
Retailer 11
-
$4,157 NZD
$2,343 USD
View
B+
Retailer 12
-
$4,222 NZD
$2,380 USD
View
B+
Retailer 13
-
$4,354 NZD
SGD 3,316 SGD
View
Retailer 14
-
$5,243 NZD
$2,955 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$5,696 NZD
£2,528 GBP
View
Most Expensive
B
Brilliant Earth
21589828A · Oct 30
$6,387 NZD
$3,600 USD
View
15 more retailers have this diamond
Prices start from $1,196 NZDSave up to $5,192 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
1.74ct Cushion
$1,196 NZD