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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 $351 SGD
As of November 6, 2026
Save $1,520 SGD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,871 SGD 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 $351 to $1,871, a $1,520 spread on the same certified stone. Brilliant Earth lists it at $1,871. 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: $1,871 SGD|Low: $347 SGD|High: $2,960 SGD|Avg: $923 SGD|-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$351 SGD
Retailer 7$392 SGD
Retailer 4$406 SGD
Retailer 13$434 SGD
Retailer 8$449 SGD
Retailer 16$587 SGD
Retailer 3$641 SGD
Retailer 9$756 SGD
Retailer 2$773 SGD
Retailer 14$793 SGD
Retailer 5$959 SGD
Retailer 10$1,335 SGD
Retailer 15$1,398 SGD
Retailer 11$1,564 SGD
Retailer 12$1,743 SGD
Brilliant Earth$1,871 SGD

45 data points across 16 retailers

17 retailers$351 SGD to $1,871 SGD

A
Cheapest Retailer
-
$351 SGD
A
Retailer 2
-
$392 SGD
View
Final sale: no returns
A
Retailer 3
-
$406 SGD
View
A
Retailer 4
-
$434 SGD
View
Retailer 5
-
$449 SGD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$587 SGD
View
A
Retailer 7
-
$641 SGD
View
A
Retailer 8
-
$756 SGD
View
A
Retailer 9
-
$773 SGD
View
A
Retailer 10
-
$793 SGD
View
B+
Retailer 11
-
$959 SGD
View
B+
Retailer 12
-
$1,118 SGD
View
B
Retailer 13
-
$1,335 SGD
View
B+
Retailer 14
-
$1,398 SGD
View
B+
Retailer 15
-
$1,564 SGD
View
B
Retailer 16
-
$1,743 SGD
View
Most Expensive
B
Brilliant Earth
11270282A · Nov 6
$1,871 SGD
$1,460 USD
View
16 more retailers have this diamond
Prices start from $351 SGDSave up to $1,520 SGD

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
$351 SGD