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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 $645 NZD
£286 GBP
As of November 2, 2026
Save $2,857 NZD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,501 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 November 2, 2026, with prices from $645 to $3,501, a $2,857 spread on the same certified stone. Brilliant Earth lists it at $3,501. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,501 NZD|Low: $610 NZD|High: $4,657 NZD|Avg: $1,692 NZD|-24.8%
Brilliant Earth
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
November 2, 2026
Retailer 3$610 NZD
Retailer 2$645 NZD
Retailer 16$821 NZD
Retailer 14$826 NZD
Retailer 12$1,002 NZD
Retailer 9$1,074 NZD
Retailer 5$1,230 NZD
Retailer 13$1,417 NZD
Retailer 15$1,560 NZD
Retailer 6$1,608 NZD
Retailer 8$1,964 NZD
Retailer 7$2,050 NZD
Retailer 4$2,172 NZD
Retailer 11$2,442 NZD
Retailer 10$3,119 NZD
Brilliant Earth$3,501 NZD

34 data points across 16 retailers

19 retailers$645 NZD to $3,501 NZD

Retailer 1
-
$610 NZD
$343 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$645 NZD
£286 GBP
View
B+
Retailer 3
-
$821 NZD
$462 USD
View
A
Retailer 4
-
$826 NZD
$465 USD
View
A
Retailer 5
-
$1,002 NZD
€537 EUR
View
A
Retailer 6
-
$1,074 NZD
£476 GBP
View
A
Retailer 7
-
$1,230 NZD
$692 USD
View
A
Retailer 8
-
$1,417 NZD
A$1,227 AUD
View
B+
Retailer 9
-
$1,560 NZD
$878 USD
View
B+
Retailer 10
-
$1,608 NZD
$905 USD
View
B+
Retailer 11
-
$1,964 NZD
SGD 1,493 SGD
View
B+
Retailer 12
-
$2,050 NZD
$1,153 USD
View
B+
Retailer 13
-
$2,172 NZD
$1,222 USD
View
B+
Retailer 14
-
$2,346 NZD
$1,320 USD
View
B+
Retailer 15
-
$2,384 NZD
£1,056 GBP
View
B+
Retailer 16
-
$2,442 NZD
£1,082 GBP
View
Retailer 17
-
$3,110 NZD
$1,750 USD
View
Price last confirmed 12 days ago
B
Retailer 18
-
$3,119 NZD
$1,755 USD
View
Most Expensive
B
Brilliant Earth
20736031A · Nov 2
$3,501 NZD
$1,970 USD
View
18 more retailers have this diamond
Prices start from $645 NZDSave up to $2,857 NZD

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
$645 NZD