Oval|Lab Grown|IGI

1.21ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG825659972

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825659972

Diamond specifications and retailer prices

From $233 USD
As of November 3, 2026
Save $1,737 USD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,970 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825659972 or 825659972. Listed at 19 retailers as of November 3, 2026, with prices from $233 to $1,970, a $1,737 spread on the same certified stone. Brilliant Earth lists it at $1,970. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825659972
Dimensions8.59 × 6.01 × 3.70 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
8.59 mm6.01 mm1.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825659972
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $1,970 USD|Low: $233 USD|High: $2,640 USD|Avg: $839 USD|-25.4%
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
Retailer 18
Retailer 19
November 5, 2026
Retailer 15$233 USD
Retailer 3$261 USD
Retailer 18$270 USD
Retailer 7$288 USD
Retailer 10$296 USD
Retailer 13$488 USD
Retailer 9$507 USD
Retailer 8$510 USD
Retailer 11$535 USD
Retailer 14$538 USD
Retailer 17$762 USD
Retailer 16$927 USD
Retailer 19$930 USD
Retailer 5$959 USD
Retailer 4$979 USD
Retailer 6$1,036 USD
Retailer 2$1,153 USD
Retailer 12$1,575 USD
Brilliant Earth$1,970 USD

33 data points across 19 retailers

19 retailers$233 USD to $1,970 USD

A+
Cheapest Retailer
-
$233 USD
A
Retailer 2
-
$261 USD
View
Final sale: no returns
A
Retailer 3
-
$270 USD
View
A
Retailer 4
-
$288 USD
View
Retailer 5
-
$296 USD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$488 USD
View
A
Retailer 7
-
$507 USD
View
A
Retailer 8
-
$510 USD
View
A
Retailer 9
-
$535 USD
View
A
Retailer 10
-
$538 USD
View
B+
Retailer 11
-
$762 USD
View
B+
Retailer 12
-
$927 USD
View
B+
Retailer 13
-
$930 USD
View
B+
Retailer 14
-
$959 USD
View
B+
Retailer 15
-
$979 USD
View
B+
Retailer 16
-
$1,036 USD
View
B+
Retailer 17
-
$1,153 USD
View
B
Retailer 18
-
$1,575 USD
View
Most Expensive
B
Brilliant Earth
21418288A · Nov 4
$1,970 USD
View
18 more retailers have this diamond
Prices start from $233 USDSave up to $1,737 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
$233 USD