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Cushion|Lab Grown|IGI

1.91ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG768629911

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768629911

Diamond specifications and retailer prices

From $3,159 AUD
$2,219 USD
As of October 30, 2026
Save $8,280 AUD (72%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,439 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768629911 or 768629911. Listed at 13 retailers as of October 30, 2026, with prices from $3,159 to $11,439, a $8,280 spread on the same certified stone. Taylor and Hart lists it at $11,439. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629911
Dimensions8.39 × 6.75 × 4.37 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizePointed
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
8.39 mm6.75 mm1.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629911
Side View
Table 59.0%Crown 32.7°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,496 AUD|Low: $3,014 AUD|High: $9,459 AUD|Avg: $6,359 AUD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 2$3,159 AUD
Retailer 1$4,496 AUD
Retailer 8$4,933 AUD
Retailer 11$5,074 AUD
Retailer 5$5,241 AUD
Retailer 4$6,008 AUD
Retailer 7$6,392 AUD
Retailer 10$7,976 AUD
Retailer 3$8,554 AUD
Retailer 9$8,641 AUD
Retailer 6$9,383 AUD

41 data points across 11 retailers

13 retailers$3,159 AUD to $11,439 AUD

B+
Cheapest Retailer
-
$3,159 AUD
$2,219 USD
B+
Retailer 2
-
$4,082 AUD
HK$22,400 HKD
View
B+
Retailer 3
-
$4,496 AUD
£2,487 GBP
View
B
Retailer 4
-
$4,933 AUD
$3,465 USD
View
B+
Retailer 5
-
$5,074 AUD
$3,564 USD
View
B+
Retailer 6
-
$5,241 AUD
€3,506 EUR
View
B+
Retailer 7
-
$6,008 AUD
ZAR 68,178 ZAR
View
Retailer 8
-
$6,392 AUD
$4,490 USD
View
Price last confirmed 10 days ago
B
Retailer 9
-
$7,976 AUD
$5,603 USD
View
B
Retailer 10
-
$8,554 AUD
$6,009 USD
View
B
Retailer 11
-
$8,641 AUD
$6,070 USD
View
B
Retailer 12
-
$9,383 AUD
£5,190 GBP
View
Most Expensive
B
Taylor and Hart
80JXLO8 · Oct 30
$11,439 AUD
$8,035 USD
View
12 more retailers have this diamond
Prices start from $3,159 AUDSave up to $8,280 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.

B+
1.91ct Cushion
$3,159 AUD