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Oval|Lab Grown|IGI

1.21ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG793623649

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG793623649

Diamond specifications and retailer prices

From $237 USD
As of November 4, 2026
Save $1,513 USD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,750 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.21ct lab-grown oval diamond

This 1.21ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG793623649 or 793623649. Listed at 23 retailers as of November 4, 2026, with prices from $237 to $1,750, a $1,513 spread on the same certified stone. Brilliant Earth lists it at $1,750. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793623649
Dimensions8.66 × 5.94 × 3.73 mm
L/W Ratio1.46
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
8.66 mm5.94 mm1.21 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793623649
Side View
Table 56.0%Crown 33.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.8%

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: Nov 4
Current: $1,750 USD|Low: $237 USD|High: $1,750 USD|Avg: $688 USD
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
November 4, 2026
Retailer 4$237 USD
Retailer 6$263 USD
Retailer 15$370 USD
Retailer 11$441 USD
Retailer 10$453 USD
Retailer 8$481 USD
Retailer 5$563 USD
Retailer 3$581 USD
Retailer 9$642 USD
Retailer 12$675 USD
Retailer 14$795 USD
Retailer 7$897 USD
Retailer 13$1,057 USD
Retailer 2$1,245 USD
Brilliant Earth$1,750 USD

36 data points across 15 retailers

23 retailers$237 USD to $1,750 USD

Retailer 1
-
$212 USD
Price last confirmed 43 days ago
Retailer 2
-
$212 USD
View
Price last confirmed 26 days ago
A
Retailer 3
-
$237 USD
View
Final sale: no returns
Retailer 4
-
$246 USD
View
Price last confirmed 41 days ago
Retailer 5
-
$259 USD
View
Price last confirmed 41 days ago
Retailer 6
-
$263 USD
View
Price last confirmed 24 days ago
Retailer 7
-
$263 USD
View
Price last confirmed 34 days ago
A
Retailer 8
-
$370 USD
View
A
Retailer 9
-
$441 USD
View
A
Retailer 10
-
$453 USD
View
A
Retailer 11
-
$481 USD
View
A
Retailer 12
-
$563 USD
View
A
Retailer 13
-
$581 USD
View
A
Retailer 14
-
$642 USD
View
A
Retailer 15
-
$675 USD
View
B+
Retailer 16
-
$795 USD
View
Retailer 17
-
$845 USD
View
Price last confirmed 29 days ago
Retailer 18
-
$847 USD
View
Price last confirmed 10 days ago
B+
Retailer 19
-
$897 USD
View
B+
Retailer 20
-
$1,057 USD
View
B
Retailer 21
-
$1,231 USD
View
B
Retailer 22
-
$1,245 USD
View
Most Expensive
B
Brilliant Earth
18988529A · Nov 4
$1,750 USD
View
22 more retailers have this diamond
Prices start from $237 USDSave up to $1,513 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
1.21ct Oval
$237 USD