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Radiant|Lab Grown|IGI

0.97ct F SI1 Radiant Lab Grown Diamond

GD • F/SI1 • IGI LG520297836

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

Certificate IGI LG520297836

Diamond specifications and retailer prices

From $166 USD
As of November 2, 2026
Save $1,424 USD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,590 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 0.97ct lab-grown radiant diamond

This 0.97ct lab-grown radiant sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG520297836 or 520297836. Listed at 17 retailers as of November 2, 2026, with prices from $166 to $1,590, a $1,424 spread on the same certified stone. Do Amore Diamonds lists it at $1,590. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.97
Carat
F
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520297836
Dimensions7.11 × 4.87 × 3.29 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
7.11 mm4.87 mm0.97 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520297836
Side View
Table 66.5%Crown 42.6°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 67.6%

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 2
Current: $411 USD|Low: $159 USD|High: $1,076 USD|Avg: $470 USD|+3.4%
Retailer 1
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 2, 2026
Retailer 12$166 USD
Retailer 4$186 USD
Retailer 2$193 USD
Retailer 3$206 USD
Retailer 13$206 USD
Retailer 15$371 USD
Retailer 10$385 USD
Retailer 1$411 USD
Retailer 5$425 USD
Retailer 6$478 USD
Retailer 9$560 USD
Retailer 11$699 USD
Retailer 14$730 USD
Retailer 7$790 USD
Retailer 8$1,063 USD

43 data points across 15 retailers

17 retailers$166 USD to $1,590 USD

A
Cheapest Retailer
-
$166 USD
B+
Retailer 2
-
$186 USD
View
Final sale: no returns
B+
Retailer 3
-
$193 USD
View
Retailer 4
-
$206 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$206 USD
View
B+
Retailer 6
-
$236 USD
View
B+
Retailer 7
-
$371 USD
View
B+
Retailer 8
-
$385 USD
View
B+
Retailer 9
-
$411 USD
£323 GBP
View
B+
Retailer 10
-
$425 USD
View
B
Retailer 11
-
$560 USD
View
B
Retailer 12
-
$601 USD
£473 GBP
View
B
Retailer 13
-
$699 USD
View
B
Retailer 14
-
$730 USD
View
B
Retailer 15
-
$904 USD
View
B
Retailer 16
-
$1,063 USD
£837 GBP
View
Most Expensive
C
Do Amore Diamonds
27-688D94E9E · Nov 2
$1,590 USD
View
16 more retailers have this diamond
Prices start from $166 USDSave up to $1,424 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
0.97ct Radiant
$166 USD