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Oval|Lab Grown|IGI

1.20ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG800662975

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG800662975

Diamond specifications and retailer prices

From $326 USD
As of November 3, 2026
Save $3,084 USD (90%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $3,410 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.2ct lab-grown oval diamond

This 1.2ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800662975 or 800662975. Listed at 28 retailers as of November 3, 2026, with prices from $326 to $3,410, a $3,084 spread on the same certified stone. Brilliant Earth lists it at $3,410. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800662975
Dimensions8.75 × 6.10 × 3.72 mm
L/W Ratio1.43
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
8.75 mm6.10 mm1.20 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800662975
Side View
Table 58.0%Crown 35.3°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 61.0%

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: Nov 3
Current: $3,410 USD|Low: $313 USD|High: $3,410 USD|Avg: $1,086 USD
Brilliant Earth
Retailer 2
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Retailer 23
November 4, 2026
Retailer 23$326 USD
Retailer 10$364 USD
Retailer 3$404 USD
Retailer 15$404 USD
Retailer 7$499 USD
Retailer 19$560 USD
Retailer 22$600 USD
Retailer 4$608 USD
Retailer 18$688 USD
Retailer 21$732 USD
Retailer 20$746 USD
Retailer 13$769 USD
Retailer 2$796 USD
Retailer 8$966 USD
Retailer 12$1,237 USD
Retailer 6$1,328 USD
Retailer 14$1,435 USD
Retailer 9$1,568 USD
Retailer 11$1,590 USD
Retailer 16$1,591 USD
Retailer 17$1,743 USD
Retailer 5$2,900 USD
Brilliant Earth$3,410 USD

40 data points across 23 retailers

28 retailers$326 USD to $3,410 USD

A
Cheapest Retailer
-
$326 USD
Retailer 2
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$329 USD
View
Price last confirmed 43 days ago
A
Retailer 3
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$364 USD
View
Final sale: no returns
Retailer 4
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$403 USD
View
Price last confirmed 44 days ago
Retailer 5
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$404 USD
View
Price last confirmed 11 days ago
A
Retailer 6
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$404 USD
View
A
Retailer 7
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$499 USD
View
A
Retailer 8
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$560 USD
View
A
Retailer 9
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$600 USD
View
A
Retailer 10
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$608 USD
View
B+
Retailer 11
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$688 USD
View
B+
Retailer 12
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$732 USD
View
B+
Retailer 13
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$746 USD
View
B+
Retailer 14
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$769 USD
View
B+
Retailer 15
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$796 USD
View
B+
Retailer 16
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$966 USD
View
B
Retailer 17
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$1,237 USD
View
B
Retailer 18
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$1,328 USD
View
B
Retailer 19
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$1,435 USD
View
B
Retailer 20
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$1,568 USD
View
B
Retailer 21
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$1,590 USD
View
B
Retailer 22
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$1,590 USD
View
B
Retailer 23
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$1,591 USD
View
B
Retailer 24
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$1,743 USD
View
B
Retailer 25
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$2,322 USD
View
B
Retailer 26
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$2,440 USD
View
B
Retailer 27
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$2,900 USD
View
Most Expensive
B
Brilliant Earth
20952427Y · Nov 4
$3,410 USD
View
27 more retailers have this diamond
Prices start from $326 USDSave up to $3,084 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
1.20ct Oval
$326 USD