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Cushion|Lab Grown|IGI

1.80ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG801690237

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG801690237

Diamond specifications and retailer prices

From $642 AUD
$450 USD
As of November 1, 2026
Save $2,226 AUD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,868 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.8ct lab-grown cushion diamond

This 1.8ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG801690237 or 801690237. Listed at 11 retailers as of November 1, 2026, with prices from $642 to $2,868, a $2,226 spread on the same certified stone. Brilliant Earth lists it at $2,868. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801690237
Dimensions7.81 × 6.50 × 4.35 mm
L/W Ratio1.20
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.81 mm6.50 mm1.80 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801690237
Side View
Table 58.0%Crown 35.4°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 66.9%

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: Nov 1
Current: $2,868 AUD|Low: $642 AUD|High: $2,897 AUD|Avg: $1,590 AUD|-1.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7$642 AUD
Retailer 2$839 AUD
Retailer 5$975 AUD
Retailer 4$1,014 AUD
Retailer 8$1,210 AUD
Retailer 9$1,607 AUD
Retailer 6$1,928 AUD
Retailer 10$1,981 AUD
Retailer 3$2,470 AUD
Retailer 11$2,497 AUD
Brilliant Earth$2,868 AUD

43 data points across 11 retailers

11 retailers$642 AUD to $2,868 AUD

B+
Cheapest Retailer
-
$642 AUD
$450 USD
A
Retailer 2
-
$839 AUD
£463 GBP
View
A
Retailer 3
-
$975 AUD
$683 USD
View
A
Retailer 4
-
$1,014 AUD
€677 EUR
View
A
Retailer 5
-
$1,210 AUD
$848 USD
View
B+
Retailer 6
-
$1,607 AUD
$1,127 USD
View
B+
Retailer 7
-
$1,928 AUD
View
B
Retailer 8
-
$1,981 AUD
$1,388 USD
View
Retailer 9
-
$2,470 AUD
£1,363 GBP
View
Price last confirmed 8 days ago
B
Retailer 10
-
$2,497 AUD
$1,750 USD
View
Most Expensive
B
Brilliant Earth
22199520A · Nov 2
$2,868 AUD
$2,010 USD
View
10 more retailers have this diamond
Prices start from $642 AUDSave up to $2,226 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
1.80ct Cushion
$642 AUD