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Cushion|Lab Grown|IGI

1.90ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG768628801

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768628801

Diamond specifications and retailer prices

From $3,145 AUD
$2,209 USD
As of October 30, 2026
Save $8,236 AUD (72%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,381 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 1.9ct lab-grown cushion diamond

This 1.9ct 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 LG768628801 or 768628801. Listed at 13 retailers as of October 30, 2026, with prices from $3,145 to $11,381, a $8,236 spread on the same certified stone. Taylor and Hart lists it at $11,381. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768628801
Dimensions8.28 × 6.75 × 4.42 mm
L/W Ratio1.23
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
8.28 mm6.75 mm1.90 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768628801
Side View
Table 58.0%Crown 35.4°Girdle: MED-THKPavilion 37.5°Culet: NoneDepth 65.5%

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: $5,175 AUD|Low: $3,145 AUD|High: $9,409 AUD|Avg: $6,276 AUD|+2.3%
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$3,145 AUD
Retailer 4$4,472 AUD
Retailer 8$4,904 AUD
Retailer 11$5,048 AUD
Retailer 1$5,175 AUD
Retailer 5$5,977 AUD
Retailer 7$6,356 AUD
Retailer 10$7,937 AUD
Retailer 3$8,509 AUD
Retailer 9$8,599 AUD
Retailer 6$9,335 AUD

41 data points across 11 retailers

13 retailers$3,145 AUD to $11,381 AUD

B+
Cheapest Retailer
-
$3,145 AUD
$2,209 USD
B+
Retailer 2
-
$4,064 AUD
HK$22,300 HKD
View
B+
Retailer 3
-
$4,472 AUD
£2,474 GBP
View
B
Retailer 4
-
$4,904 AUD
$3,445 USD
View
B+
Retailer 5
-
$5,048 AUD
$3,546 USD
View
B+
Retailer 6
-
$5,175 AUD
€3,462 EUR
View
B+
Retailer 7
-
$5,977 AUD
ZAR 67,825 ZAR
View
Retailer 8
-
$6,356 AUD
$4,465 USD
View
Price last confirmed 10 days ago
B
Retailer 9
-
$7,937 AUD
$5,575 USD
View
B
Retailer 10
-
$8,509 AUD
$5,977 USD
View
B
Retailer 11
-
$8,599 AUD
$6,040 USD
View
B
Retailer 12
-
$9,335 AUD
£5,163 GBP
View
Most Expensive
B
Taylor and Hart
R194XWZ · Oct 30
$11,381 AUD
$7,994 USD
View
12 more retailers have this diamond
Prices start from $3,145 AUDSave up to $8,236 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+
1.90ct Cushion
$3,145 AUD