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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 $576 SGD
$450 USD
As of November 1, 2026
Save $1,995 SGD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,571 SGD 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 $576 to $2,571, a $1,995 spread on the same certified stone. Brilliant Earth lists it at $2,571. 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: $2,571 SGD|Low: $576 SGD|High: $2,596 SGD|Avg: $1,421 SGD|-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$576 SGD
Retailer 2$752 SGD
Retailer 5$873 SGD
Retailer 4$909 SGD
Retailer 8$1,085 SGD
Retailer 9$1,441 SGD
Retailer 6$1,728 SGD
Retailer 10$1,775 SGD
Retailer 3$2,214 SGD
Retailer 11$2,238 SGD
Brilliant Earth$2,571 SGD

44 data points across 11 retailers

11 retailers$576 SGD to $2,571 SGD

B+
Cheapest Retailer
-
$576 SGD
$450 USD
A
Retailer 2
-
$752 SGD
£463 GBP
View
A
Retailer 3
-
$873 SGD
$683 USD
View
A
Retailer 4
-
$909 SGD
€677 EUR
View
A
Retailer 5
-
$1,085 SGD
$848 USD
View
B+
Retailer 6
-
$1,441 SGD
$1,127 USD
View
B+
Retailer 7
-
$1,728 SGD
A$2,079 AUD
View
B
Retailer 8
-
$1,775 SGD
$1,388 USD
View
Retailer 9
-
$2,214 SGD
£1,363 GBP
View
Price last confirmed 8 days ago
B
Retailer 10
-
$2,238 SGD
$1,750 USD
View
Most Expensive
B
Brilliant Earth
22199520A · Nov 2
$2,571 SGD
$2,010 USD
View
10 more retailers have this diamond
Prices start from $576 SGDSave up to $1,995 SGD

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
$576 SGD