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Radiant|Lab Grown|IGI

1.92ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG626437011

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

Certificate IGI LG626437011

Diamond specifications and retailer prices

From $200 USD
As of November 4, 2026
Save $1,380 USD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,580 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.92ct lab-grown radiant diamond

This 1.92ct 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 LG626437011 or 626437011. Listed at 14 retailers as of November 4, 2026, with prices from $200 to $1,580, a $1,380 spread on the same certified stone. Brilliant Earth lists it at $1,580. 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

1.92
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.9°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626437011
Dimensions8.86 × 6.05 × 4.14 mm
L/W Ratio1.46
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
8.86 mm6.05 mm1.92 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626437011
Side View
Table 66.0%Crown 28.9°Girdle: MediumPavilion 35.5°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,580 USD|Low: $200 USD|High: $1,670 USD|Avg: $644 USD|-5.4%
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
November 5, 2026
Retailer 15$200 USD
Retailer 10$231 USD
Retailer 5$247 USD
Retailer 7$247 USD
Retailer 14$318 USD
Retailer 6$431 USD
Retailer 9$439 USD
Retailer 2$448 USD
Retailer 4$595 USD
Retailer 13$697 USD
Retailer 3$795 USD
Retailer 11$798 USD
Retailer 8$1,153 USD
Retailer 12$1,190 USD
Brilliant Earth$1,580 USD

39 data points across 15 retailers

14 retailers$200 USD to $1,580 USD

A
Cheapest Retailer
-
$200 USD
A
Retailer 2
-
$231 USD
View
Retailer 3
-
$247 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$247 USD
View
B+
Retailer 5
-
$431 USD
View
A
Retailer 6
-
$439 USD
View
A
Retailer 7
-
$448 USD
View
A
Retailer 8
-
$595 USD
View
A
Retailer 9
-
$697 USD
View
B+
Retailer 10
-
$795 USD
View
B+
Retailer 11
-
$798 USD
View
B+
Retailer 12
-
$1,153 USD
View
B
Retailer 13
-
$1,190 USD
View
Most Expensive
B
Brilliant Earth
9811738A · Nov 4
$1,580 USD
View
13 more retailers have this diamond
Prices start from $200 USDSave up to $1,380 USD

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
1.92ct Radiant
$200 USD