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Radiant|Lab Grown|IGI

1.83ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG838644588

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

Certificate IGI LG838644588

Diamond specifications and retailer prices

From $312 AUD
$219 USD
As of October 30, 2026
Save $1,375 AUD (82%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,908 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838644588 or 838644588. Listed at 9 retailers as of October 29, 2026, with a 441% 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
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838644588
Dimensions8.68 × 6.03 × 4.01 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.68 mm6.03 mm1.83 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838644588
Side View
Table 66.0%Crown 44.7°Girdle: MediumPavilion 34.8°Culet: NoneDepth 66.5%

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: $1,908 AUD|Low: $303 AUD|High: $1,950 AUD|Avg: $1,052 AUD|-2.2%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7$312 AUD
Retailer 6$363 AUD
Retailer 2$433 AUD
Retailer 4$646 AUD
Retailer 8$1,246 AUD
Retailer 5$1,250 AUD
Retailer 3$1,555 AUD
Retailer 9$1,687 AUD
Rare Carat$1,908 AUD

23 data points across 9 retailers

9 retailers$312 AUD to $1,687 AUD

A
Cheapest Retailer
-
$312 AUD
$219 USD
A
Retailer 2
-
$363 AUD
$255 USD
View
A
Retailer 3
-
$433 AUD
£239 GBP
View
A
Retailer 4
-
$646 AUD
€432 EUR
View
B+
Retailer 5
-
$1,246 AUD
$875 USD
View
B+
Retailer 6
-
$1,250 AUD
$878 USD
View
B+
Retailer 7
-
$1,555 AUD
£860 GBP
View
B
Retailer 8
-
$1,687 AUD
$1,185 USD
View
Most Expensive
Rare Carat
LGRA15-154115 · Oct 21
$1,908 AUD
$1,340 USD
View
Price last confirmed 9 days ago
8 more retailers have this diamond
Prices start from $312 AUDSave up to $1,375 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
1.83ct Radiant
$312 AUD