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Cushion|Lab Grown|IGI

1.91ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG836607908

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836607908

Diamond specifications and retailer prices

From $1,053 AUD
$740 USD
As of October 28, 2026
Save $5,409 AUD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,462 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.91ct lab-grown cushion diamond

This 1.91ct 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 LG836607908 or 836607908. Listed at 16 retailers as of October 28, 2026, with prices from $1,053 to $6,462, a $5,409 spread on the same certified stone. Rare Carat lists it at $6,462. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836607908
Dimensions9.30 × 6.39 × 4.10 mm
L/W Ratio1.46
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
9.30 mm6.39 mm1.91 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836607908
Side View
Table 63.0%Crown 35.5°Girdle: MED-THKPavilion 35.8°Culet: NoneDepth 64.2%

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 28
Current: $6,462 AUD|Low: $1,053 AUD|High: $7,886 AUD|Avg: $3,081 AUD|-1.2%
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 3$1,053 AUD
Retailer 7$1,159 AUD
Retailer 6$1,274 AUD
Retailer 12$1,324 AUD
Retailer 2$1,711 AUD
Retailer 13$1,748 AUD
Retailer 9$1,847 AUD
Retailer 11$1,967 AUD
Retailer 14$2,381 AUD
Retailer 16$3,319 AUD
Retailer 4$3,517 AUD
Retailer 15$3,693 AUD
Retailer 5$3,808 AUD
Retailer 10$4,534 AUD
Rare Carat$6,462 AUD
Retailer 8$6,462 AUD

28 data points across 16 retailers

16 retailers$1,053 AUD to $6,462 AUD

A
Cheapest Retailer
-
$1,053 AUD
$740 USD
Final sale: no returns
Retailer 2
-
$1,159 AUD
$814 USD
View
Price last confirmed 12 days ago
Retailer 3
-
$1,274 AUD
£705 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
$1,324 AUD
$930 USD
View
A
Retailer 5
-
$1,711 AUD
£946 GBP
View
A
Retailer 6
-
$1,748 AUD
$1,228 USD
View
A
Retailer 7
-
$1,847 AUD
€1,236 EUR
View
A
Retailer 8
-
$1,967 AUD
ZAR 22,320 ZAR
View
A
Retailer 9
-
$2,381 AUD
$1,673 USD
View
B+
Retailer 10
-
$3,319 AUD
£1,836 GBP
View
B+
Retailer 11
-
$3,517 AUD
$2,471 USD
View
B+
Retailer 12
-
$3,693 AUD
$2,595 USD
View
B+
Retailer 13
-
$3,808 AUD
SGD 3,615 SGD
View
B+
Retailer 14
-
$4,534 AUD
£2,508 GBP
View
B
Retailer 15
-
$6,462 AUD
$4,540 USD
View
Most Expensive
B
Rare Carat
VR9086079JJ836 · Oct 28
$6,462 AUD
$4,540 USD
View
15 more retailers have this diamond
Prices start from $1,053 AUDSave up to $5,409 AUD

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
1.91ct Cushion
$1,053 AUD