Radiant|Lab Grown|IGI

1.39ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG665445219

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

Certificate IGI LG665445219

Diamond specifications and retailer prices

From $239 USD
As of October 30, 2026
Save $2,061 USD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,300 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.39ct lab-grown radiant diamond

This 1.39ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG665445219 or 665445219. Listed at 22 retailers as of October 29, 2026, with prices from $239 to $2,300, a $2,061 spread on the same certified stone. Do Amore Diamonds lists it at $2,300. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665445219
Dimensions7.84 × 5.63 × 3.70 mm
L/W Ratio1.39
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
7.84 mm5.63 mm1.39 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665445219
Side View
Table 62.0%Crown 40.5°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 65.7%

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: $2,280 USD|Low: $230 USD|High: $2,540 USD|Avg: $848 USD|-10.2%
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
October 30, 2026
Retailer 4$239 USD
Retailer 14$278 USD
Retailer 13$281 USD
Retailer 3$297 USD
Retailer 7$462 USD
Retailer 2$541 USD
Retailer 11$563 USD
Retailer 9$626 USD
Retailer 10$798 USD
Retailer 6$958 USD
Retailer 5$1,053 USD
Retailer 12$1,314 USD
Retailer 8$1,380 USD
Retailer 15$1,740 USD
Retailer 1$2,280 USD

37 data points across 15 retailers

22 retailers$239 USD to $2,300 USD

A
Cheapest Retailer
-
$239 USD
A
Retailer 2
-
$278 USD
View
A
Retailer 3
-
$281 USD
View
Final sale: no returns
A
Retailer 4
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$297 USD
View
A
Retailer 5
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$448 USD
HK$3,500 HKD
View
A
Retailer 6
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$462 USD
View
A
Retailer 7
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$541 USD
€515 EUR
View
A
Retailer 8
-
$543 USD
View
A
Retailer 9
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$563 USD
ZAR 9,094 ZAR
View
A
Retailer 10
-
$626 USD
£493 GBP
View
A
Retailer 11
-
$769 USD
View
A
Retailer 12
-
$798 USD
A$1,227 AUD
View
B+
Retailer 13
-
$958 USD
View
B+
Retailer 14
-
$1,053 USD
View
B+
Retailer 15
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$1,222 USD
View
B+
Retailer 16
-
$1,308 USD
SGD 1,768 SGD
View
B+
Retailer 17
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$1,314 USD
£1,035 GBP
View
B+
Retailer 18
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$1,318 USD
View
B+
Retailer 19
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$1,380 USD
A$2,123 AUD
View
Retailer 20
-
$1,740 USD
View
Price last confirmed 9 days ago
B
Retailer 21
-
$2,280 USD
View
Most Expensive
B
Do Amore Diamonds
27-DCC23ECDB · Oct 29
$2,300 USD
View
21 more retailers have this diamond
Prices start from $239 USDSave up to $2,061 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
1.39ct Radiant
$239 USD