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Cushion|Lab Grown|IGI

1.71ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG836612118

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836612118

Diamond specifications and retailer prices

From $1,176 NZD
$663 USD
As of October 30, 2026
Save $5,087 NZD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,263 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.71ct lab-grown cushion diamond

This 1.71ct 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 LG836612118 or 836612118. Listed at 18 retailers as of October 30, 2026, with prices from $1,176 to $6,263, a $5,087 spread on the same certified stone. Brilliant Earth lists it at $6,263. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612118
Dimensions9.04 × 6.01 × 3.87 mm
L/W Ratio1.50
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
9.04 mm6.01 mm1.71 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612118
Side View
Table 64.0%Crown 32.6°Girdle: MED-THKPavilion 36.7°Culet: NoneDepth 64.4%

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: $6,263 NZD|Low: $1,176 NZD|High: $8,801 NZD|Avg: $3,580 NZD|-28.8%
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 3$1,176 NZD
Retailer 9$1,299 NZD
Retailer 11$1,325 NZD
Retailer 14$1,482 NZD
Retailer 4$1,975 NZD
Retailer 12$2,006 NZD
Retailer 2$2,060 NZD
Retailer 13$2,206 NZD
Retailer 16$2,425 NZD
Retailer 6$2,896 NZD
Retailer 18$3,732 NZD
Retailer 5$4,084 NZD
Retailer 17$4,155 NZD
Retailer 7$4,282 NZD
Retailer 8$5,154 NZD
Retailer 15$5,579 NZD
Retailer 10$5,600 NZD
Brilliant Earth$6,263 NZD

28 data points across 18 retailers

18 retailers$1,176 NZD to $6,263 NZD

A
Cheapest Retailer
-
$1,176 NZD
$663 USD
Final sale: no returns
Retailer 2
-
$1,299 NZD
$732 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,325 NZD
£588 GBP
View
A
Retailer 4
-
$1,482 NZD
$835 USD
View
A
Retailer 5
-
$1,975 NZD
$1,113 USD
View
A
Retailer 6
-
$2,006 NZD
£890 GBP
View
A
Retailer 7
-
$2,060 NZD
€1,106 EUR
View
A
Retailer 8
-
$2,206 NZD
ZAR 20,084 ZAR
View
A
Retailer 9
-
$2,425 NZD
$1,367 USD
View
A
Retailer 10
-
$2,896 NZD
$1,632 USD
View
B+
Retailer 11
-
$3,732 NZD
£1,656 GBP
View
B+
Retailer 12
-
$4,084 NZD
$2,302 USD
View
B+
Retailer 13
-
$4,155 NZD
$2,342 USD
View
B+
Retailer 14
-
$4,282 NZD
SGD 3,261 SGD
View
Retailer 15
-
$5,154 NZD
$2,905 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
$5,579 NZD
£2,476 GBP
View
B
Retailer 17
-
$5,600 NZD
$3,156 USD
View
Most Expensive
B
Brilliant Earth
21612419A · Oct 30
$6,263 NZD
$3,530 USD
View
17 more retailers have this diamond
Prices start from $1,176 NZDSave up to $5,087 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
1.71ct Cushion
$1,176 NZD