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Oval|Lab Grown|IGI

1.39ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG804605006

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG804605006

Diamond specifications and retailer prices

From $374 USD
As of October 29, 2026
Save $2,446 USD (87%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $4,350 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.39ct lab-grown oval diamond

This 1.39ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804605006 or 804605006. Listed at 28 retailers as of October 29, 2026, with a 654% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804605006
Dimensions9.25 × 6.34 × 3.86 mm
L/W Ratio1.46
Girdle conditionFaceted
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
9.25 mm6.34 mm1.39 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804605006
Side View
Table 61.0%Crown 34.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.9%

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: Oct 29
Current: $4,350 USD|Low: $359 USD|High: $4,350 USD|Avg: $1,266 USD
Brilliant Earth
Retailer 2
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Retailer 26
November 1, 2026
Retailer 5$374 USD
Retailer 25$417 USD
Retailer 6$433 USD
Retailer 8$463 USD
Retailer 18$463 USD
Retailer 11$557 USD
Retailer 24$620 USD
Retailer 4$685 USD
Retailer 22$773 USD
Retailer 13$781 USD
Retailer 9$797 USD
Retailer 26$814 USD
Retailer 7$824 USD
Retailer 2$842 USD
Retailer 23$879 USD
Retailer 12$1,119 USD
Retailer 17$1,383 USD
Retailer 10$1,410 USD
Retailer 19$1,644 USD
Retailer 16$1,740 USD
Retailer 20$1,795 USD
Retailer 21$1,888 USD
Retailer 15$1,956 USD
Retailer 14$2,690 USD
Retailer 3$2,820 USD
Brilliant Earth$4,350 USD

35 data points across 26 retailers

28 retailers$374 USD to $2,820 USD

A
Cheapest Retailer
-
$374 USD
Retailer 2
-
$377 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
$417 USD
View
Final sale: no returns
A
Retailer 4
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$433 USD
View
Retailer 5
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$462 USD
View
Price last confirmed 40 days ago
A
Retailer 6
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$463 USD
View
Retailer 7
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$463 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
$557 USD
View
A
Retailer 9
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$620 USD
View
A
Retailer 10
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$685 USD
View
A
Retailer 11
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$696 USD
View
A
Retailer 12
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$781 USD
€744 EUR
View
B+
Retailer 13
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$797 USD
View
B+
Retailer 14
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$814 USD
View
B+
Retailer 15
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$824 USD
A$1,268 AUD
View
B+
Retailer 16
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$842 USD
£663 GBP
View
B+
Retailer 17
-
$879 USD
ZAR 14,198 ZAR
View
B+
Retailer 18
-
$1,119 USD
View
B
Retailer 19
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$1,383 USD
View
B
Retailer 20
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$1,410 USD
CA$1,959 CAD
View
B
Retailer 21
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$1,644 USD
View
B
Retailer 22
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$1,740 USD
View
B+
Retailer 23
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$1,795 USD
View
B+
Retailer 24
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$1,888 USD
£1,487 GBP
View
B
Retailer 25
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$1,956 USD
View
B
Retailer 26
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$2,690 USD
View
B
Retailer 27
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$2,820 USD
View
Most Expensive
Brilliant Earth
21158308Y · Oct 31
$4,350 USD
View
Price under review
27 more retailers have this diamond
Prices start from $374 USDSave up to $2,446 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 Oval
$374 USD