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Radiant|Lab Grown|IGI

1.96ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG629443381

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

Certificate IGI LG629443381

Diamond specifications and retailer prices

From $399 AUD
As of November 6, 2026
Save $1,726 AUD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,125 AUD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.96ct lab-grown radiant diamond

This 1.96ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG629443381 or 629443381. Listed at 17 retailers as of November 6, 2026, with prices from $399 to $2,125, a $1,726 spread on the same certified stone. Brilliant Earth lists it at $2,125. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.96
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629443381
Dimensions8.77 × 6.37 × 4.12 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.77 mm6.37 mm1.96 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629443381
Side View
Table 70.0%Crown 36.6°Girdle: MediumPavilion 35.3°Culet: NoneDepth 64.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $2,125 AUD|Low: $394 AUD|High: $3,362 AUD|Avg: $1,048 AUD|-36.8%
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 6, 2026
Retailer 6$399 AUD
Retailer 7$445 AUD
Retailer 4$461 AUD
Retailer 13$493 AUD
Retailer 8$509 AUD
Retailer 16$667 AUD
Retailer 3$728 AUD
Retailer 9$859 AUD
Retailer 2$878 AUD
Retailer 14$901 AUD
Retailer 5$1,089 AUD
Retailer 10$1,517 AUD
Retailer 15$1,588 AUD
Retailer 11$1,776 AUD
Retailer 12$1,979 AUD
Brilliant Earth$2,125 AUD

45 data points across 16 retailers

17 retailers$399 AUD to $2,125 AUD

A
Cheapest Retailer
-
$399 AUD
A
Retailer 2
-
$445 AUD
View
Final sale: no returns
A
Retailer 3
-
$461 AUD
View
A
Retailer 4
-
$493 AUD
View
Retailer 5
-
$509 AUD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$667 AUD
View
A
Retailer 7
-
$728 AUD
View
A
Retailer 8
-
$859 AUD
View
A
Retailer 9
-
$878 AUD
View
A
Retailer 10
-
$901 AUD
View
B+
Retailer 11
-
$1,089 AUD
View
B+
Retailer 12
-
$1,269 AUD
View
B
Retailer 13
-
$1,517 AUD
View
B+
Retailer 14
-
$1,588 AUD
View
B+
Retailer 15
-
$1,776 AUD
View
B
Retailer 16
-
$1,979 AUD
View
Most Expensive
B
Brilliant Earth
11270282A · Nov 6
$2,125 AUD
$1,460 USD
View
16 more retailers have this diamond
Prices start from $399 AUDSave up to $1,726 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
1.96ct Radiant
$399 AUD