Cushion|Lab Grown|IGI

1.83ct G VVS1 Cushion Lab Grown Diamond

ID • G/VVS1 • IGI LG811630062

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG811630062

Diamond specifications and retailer prices

From $343 USD
As of October 25, 2026
Save $1,627 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,992 USD at Rare Carat · As of July 20, 2026
View at Rare Carat

About this 1.83ct lab-grown cushion diamond

This 1.83ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811630062 or 811630062. Listed at 19 retailers as of October 25, 2026, with a 474% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811630062
Dimensions7.36 × 7.08 × 4.42 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.36 mm7.08 mm1.83 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811630062
Side View
Table 65.0%Crown 32.2°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 62.4%

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 25
Current: $1,750 USD|Low: $343 USD|High: $2,620 USD|Avg: $977 USD|-1.1%
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
Retailer 17
October 31, 2026
Retailer 3$343 USD
Retailer 12$364 USD
Retailer 17$462 USD
Retailer 14$465 USD
Retailer 2$564 USD
Retailer 10$604 USD
Retailer 5$692 USD
Retailer 13$798 USD
Retailer 16$878 USD
Retailer 6$905 USD
Retailer 8$1,105 USD
Retailer 7$1,153 USD
Retailer 4$1,222 USD
Retailer 9$1,341 USD
Retailer 15$1,377 USD
Rare Carat$1,750 USD
Retailer 11$1,970 USD

34 data points across 17 retailers

19 retailers$343 USD to $1,970 USD

A
Cheapest Retailer
-
$343 USD
A
Retailer 2
-
$364 USD
£286 GBP
View
B+
Retailer 3
-
$462 USD
View
A
Retailer 4
-
$465 USD
View
A
Retailer 5
-
$564 USD
€537 EUR
View
A
Retailer 6
-
$604 USD
£476 GBP
View
A
Retailer 7
-
$692 USD
View
A
Retailer 8
-
$798 USD
A$1,227 AUD
View
B+
Retailer 9
-
$878 USD
View
B+
Retailer 10
-
$905 USD
View
B+
Retailer 11
-
$1,105 USD
SGD 1,493 SGD
View
B+
Retailer 12
-
$1,153 USD
View
B+
Retailer 13
-
$1,222 USD
View
B+
Retailer 14
-
$1,320 USD
View
B
Retailer 15
-
$1,341 USD
£1,056 GBP
View
B+
Retailer 16
-
$1,377 USD
£1,084 GBP
View
Retailer 17
-
$1,750 USD
View
Price last confirmed 10 days ago
B
Retailer 18
-
$1,970 USD
View
Most Expensive
Rare Carat
42A811630062 · Jul 20
$1,992 USD
View
Price last confirmed 103 days ago
18 more retailers have this diamond
Prices start from $343 USDSave up to $1,627 USD

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
1.83ct Cushion
$343 USD