CaratHunter
Plans
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 €593 EUR
$663 USD
As of October 30, 2026
Save €2,566 EUR (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €3,160 EUR 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 €593 to €3,160, a €2,566 spread on the same certified stone. Brilliant Earth lists it at €3,160. 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: €3,160 EUR|Low: €593 EUR|High: €4,440 EUR|Avg: €1,813 EUR|-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 30, 2026
Retailer 3€593 EUR
Retailer 9€655 EUR
Retailer 2€669 EUR
Retailer 14€747 EUR
Retailer 4€996 EUR
Retailer 11€1,012 EUR
Retailer 12€1,047 EUR
Retailer 13€1,113 EUR
Retailer 16€1,224 EUR
Retailer 6€1,461 EUR
Retailer 18€1,882 EUR
Retailer 5€2,060 EUR
Retailer 17€2,096 EUR
Retailer 7€2,160 EUR
Retailer 8€2,600 EUR
Retailer 15€2,815 EUR
Retailer 10€2,825 EUR
Brilliant Earth€3,160 EUR

27 data points across 18 retailers

18 retailers€593 EUR to €3,160 EUR

A
Cheapest Retailer
-
€593 EUR
$663 USD
Final sale: no returns
Retailer 2
-
€655 EUR
$732 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
€669 EUR
£588 GBP
View
A
Retailer 4
-
€747 EUR
$835 USD
View
A
Retailer 5
-
€996 EUR
$1,113 USD
View
A
Retailer 6
-
€1,012 EUR
£890 GBP
View
A
Retailer 7
-
€1,047 EUR
View
A
Retailer 8
-
€1,113 EUR
ZAR 20,084 ZAR
View
A
Retailer 9
-
€1,224 EUR
$1,367 USD
View
A
Retailer 10
-
€1,461 EUR
$1,632 USD
View
B+
Retailer 11
-
€1,882 EUR
£1,656 GBP
View
B+
Retailer 12
-
€2,060 EUR
$2,302 USD
View
B+
Retailer 13
-
€2,096 EUR
$2,342 USD
View
B+
Retailer 14
-
€2,160 EUR
SGD 3,261 SGD
View
Retailer 15
-
€2,600 EUR
$2,905 USD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
€2,815 EUR
£2,476 GBP
View
B
Retailer 17
-
€2,825 EUR
$3,156 USD
View
Most Expensive
B
Brilliant Earth
21612419A · Oct 30
€3,160 EUR
$3,530 USD
View
17 more retailers have this diamond
Prices start from €593 EURSave up to €2,566 EUR

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
€593 EUR