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Oval|Lab Grown|IGI

1.51ct F IF Oval Lab Grown Diamond

ID • F/IF • IGI LG726521001

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG726521001

Diamond specifications and retailer prices

From $462 USD
As of November 1, 2026
Save $2,478 USD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,940 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG726521001 or 726521001. Listed at 20 retailers as of November 1, 2026, with prices from $462 to $2,940, a $2,478 spread on the same certified stone. Brilliant Earth lists it at $2,940. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726521001
Dimensions8.77 × 6.50 × 4.06 mm
L/W Ratio1.35
Girdle conditionFaceted
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
8.77 mm6.50 mm1.51 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726521001
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.5%

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 1
Current: $2,940 USD|Low: $356 USD|High: $2,980 USD|Avg: $1,123 USD|-1.3%
Brilliant Earth
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 3$356 USD
Retailer 5$462 USD
Retailer 15$465 USD
Retailer 12$558 USD
Retailer 10$593 USD
Retailer 2$606 USD
Retailer 4$680 USD
Retailer 14$800 USD
Retailer 13$827 USD
Retailer 17$997 USD
Retailer 6$1,105 USD
Retailer 8$1,157 USD
Retailer 7$1,323 USD
Retailer 9$1,341 USD
Retailer 11$1,379 USD
Retailer 16$2,270 USD
Brilliant Earth$2,940 USD

39 data points across 17 retailers

20 retailers$462 USD to $2,940 USD

Retailer 1
-
$323 USD
Price last confirmed 32 days ago
Retailer 2
-
$390 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$417 USD
View
Price last confirmed 31 days ago
A
Retailer 4
-
$462 USD
View
A
Retailer 5
-
$465 USD
View
A
Retailer 6
-
$558 USD
€531 EUR
View
A
Retailer 7
-
$593 USD
ZAR 9,587 ZAR
View
A
Retailer 8
-
$606 USD
£477 GBP
View
A
Retailer 9
-
$680 USD
View
A
Retailer 10
-
$800 USD
A$1,231 AUD
View
A
Retailer 11
-
$827 USD
View
B+
Retailer 12
-
$997 USD
View
B+
Retailer 13
-
$1,105 USD
SGD 1,493 SGD
View
B+
Retailer 14
-
$1,157 USD
View
B+
Retailer 15
-
$1,323 USD
View
Retailer 16
-
$1,341 USD
View
Price last confirmed 26 days ago
B+
Retailer 17
-
$1,341 USD
£1,056 GBP
View
B+
Retailer 18
-
$1,379 USD
£1,086 GBP
View
B
Retailer 19
-
$2,270 USD
View
Most Expensive
B
Brilliant Earth
18208622A · Nov 2
$2,940 USD
View
19 more retailers have this diamond
Prices start from $462 USDSave up to $2,478 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
1.51ct Oval
$462 USD