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Radiant|Lab Grown|IGI

1.83ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG830647051

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG830647051

Diamond specifications and retailer prices

From $525 NZD
$296 USD
As of October 30, 2026
Save $4,423 NZD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,948 NZD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 1.83ct lab-grown radiant diamond

This 1.83ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830647051 or 830647051. Listed at 13 retailers as of October 30, 2026, with prices from $525 to $4,948, a $4,423 spread on the same certified stone. Frank Darling lists it at $4,948. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830647051
Dimensions8.69 × 6.02 × 3.98 mm
L/W Ratio1.44
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.69 mm6.02 mm1.83 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830647051
Side View
Table 67.0%Crown 45.3°Girdle: MediumPavilion 35.1°Culet: NoneDepth 66.1%

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: Oct 30
Current: $4,948 NZD|Low: $507 NZD|High: $4,948 NZD|Avg: $2,338 NZD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 3$525 NZD
Retailer 12$609 NZD
Retailer 5$762 NZD
Retailer 11$1,068 NZD
Retailer 8$1,073 NZD
Retailer 7$1,673 NZD
Retailer 9$1,998 NZD
Retailer 4$2,308 NZD
Retailer 6$2,893 NZD
Retailer 2$3,850 NZD
Retailer 10$4,666 NZD
Frank Darling$4,948 NZD

28 data points across 12 retailers

13 retailers$525 NZD to $4,948 NZD

A
Cheapest Retailer
-
$525 NZD
$296 USD
A
Retailer 2
-
$609 NZD
$343 USD
View
A
Retailer 3
-
$762 NZD
£338 GBP
View
A
Retailer 4
-
$1,068 NZD
$602 USD
View
A
Retailer 5
-
$1,073 NZD
$605 USD
View
B+
Retailer 6
-
$1,673 NZD
A$1,451 AUD
View
B+
Retailer 7
-
$1,998 NZD
$1,126 USD
View
B+
Retailer 8
-
$2,308 NZD
$1,301 USD
View
B
Retailer 9
-
$2,883 NZD
$1,625 USD
View
B+
Retailer 10
-
$2,893 NZD
£1,284 GBP
View
B
Retailer 11
-
$3,850 NZD
$2,170 USD
View
B
Retailer 12
-
$4,666 NZD
$2,630 USD
View
Most Expensive
B
Frank Darling
LGRA15-138076UD · Oct 31
$4,948 NZD
$2,789 USD
View
12 more retailers have this diamond
Prices start from $525 NZDSave up to $4,423 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 Radiant
$525 NZD