Radiant|Lab Grown|IGI

1.09ct D FL Radiant Lab Grown Diamond

VG • D/FL • IGI LG773639326

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

Certificate IGI LG773639326

Diamond specifications and retailer prices

From $243 USD
As of October 30, 2026
Save $2,097 USD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,340 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG773639326 or 773639326. Listed at 23 retailers as of October 30, 2026, with prices from $243 to $2,340, a $2,097 spread on the same certified stone. Do Amore Diamonds lists it at $2,340. 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

1.09
Carat
D
Color
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773639326
Dimensions7.39 × 4.99 × 3.40 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.39 mm4.99 mm1.09 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773639326
Side View
Table 64.0%Crown 44.5°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 68.1%

Caratlytics Score

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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: Oct 30
Current: $2,340 USD|Low: $243 USD|High: $2,340 USD|Avg: $890 USD
Do Amore Diamonds
Retailer 2
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Retailer 22
November 1, 2026
Retailer 11$243 USD
Retailer 7$272 USD
Retailer 18$282 USD
Retailer 3$302 USD
Retailer 9$302 USD
Retailer 6$395 USD
Retailer 22$403 USD
Retailer 21$499 USD
Retailer 16$527 USD
Retailer 15$545 USD
Retailer 17$572 USD
Retailer 5$610 USD
Retailer 13$639 USD
Retailer 19$974 USD
Retailer 12$1,071 USD
Retailer 10$1,171 USD
Retailer 14$1,239 USD
Retailer 8$1,295 USD
Retailer 4$1,330 USD
Retailer 2$1,335 USD
Retailer 20$2,290 USD
Do Amore Diamonds$2,340 USD

43 data points across 22 retailers

23 retailers$243 USD to $2,340 USD

A
Cheapest Retailer
-
$243 USD
A
Retailer 2
-
$272 USD
View
Final sale: no returns
A
Retailer 3
-
$282 USD
View
Retailer 4
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$302 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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$302 USD
View
A
Retailer 6
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$395 USD
View
A
Retailer 7
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$403 USD
View
A
Retailer 8
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$499 USD
View
A
Retailer 9
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$527 USD
€502 EUR
View
A
Retailer 10
-
$572 USD
ZAR 9,247 ZAR
View
B+
Retailer 11
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$610 USD
View
B+
Retailer 12
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$639 USD
£503 GBP
View
B+
Retailer 13
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$974 USD
View
B
Retailer 14
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$1,052 USD
View
B
Retailer 15
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$1,071 USD
View
B
Retailer 16
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$1,150 USD
View
B
Retailer 17
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$1,171 USD
View
B
Retailer 18
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$1,239 USD
View
B
Retailer 19
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$1,295 USD
£1,020 GBP
View
B
Retailer 20
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$1,330 USD
View
B
Retailer 21
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$1,335 USD
£1,051 GBP
View
Retailer 22
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$2,290 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Do Amore Diamonds
27-104E6F173 · Oct 31
$2,340 USD
View
22 more retailers have this diamond
Prices start from $243 USDSave up to $2,097 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
1.09ct Radiant
$243 USD