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Oval|Lab Grown|IGI

1.21ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG773639293

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG773639293

Diamond specifications and retailer prices

From $363 AUD
$255 USD
As of November 1, 2026
Save $4,534 AUD (93%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,897 AUD at Brilliant Earth · As of October 31, 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 LG773639293 or 773639293. Listed at 26 retailers as of October 31, 2026, with prices from $363 to $4,897, a $4,534 spread on the same certified stone. Brilliant Earth lists it at $4,897. 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
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773639293
Dimensions8.71 × 5.91 × 3.76 mm
L/W Ratio1.47
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
8.71 mm5.91 mm1.21 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773639293
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.6%

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: $4,897 AUD|Low: $363 AUD|High: $4,940 AUD|Avg: $1,576 AUD|-0.9%
Brilliant Earth
Retailer 2
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Retailer 25
November 1, 2026
Retailer 24$363 AUD
Retailer 10$407 AUD
Retailer 22$421 AUD
Retailer 12$451 AUD
Retailer 15$451 AUD
Retailer 5$602 AUD
Retailer 9$653 AUD
Retailer 13$676 AUD
Retailer 20$785 AUD
Retailer 19$855 AUD
Retailer 3$857 AUD
Retailer 2$871 AUD
Retailer 8$915 AUD
Retailer 23$1,385 AUD
Retailer 4$1,600 AUD
Retailer 14$1,734 AUD
Retailer 16$1,837 AUD
Retailer 11$1,931 AUD
Retailer 7$1,948 AUD
Retailer 21$1,998 AUD
Retailer 18$2,007 AUD
Retailer 6$3,232 AUD
Retailer 17$3,334 AUD
Retailer 25$3,666 AUD
Brilliant Earth$4,897 AUD

40 data points across 25 retailers

26 retailers$363 AUD to $4,897 AUD

A
Cheapest Retailer
-
$363 AUD
$255 USD
A
Retailer 2
-
$407 AUD
$286 USD
View
Final sale: no returns
A
Retailer 3
-
$421 AUD
$296 USD
View
Retailer 4
-
$451 AUD
$317 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$451 AUD
$317 USD
View
A
Retailer 6
-
$602 AUD
$423 USD
View
A
Retailer 7
-
$653 AUD
$459 USD
View
A
Retailer 8
-
$676 AUD
$475 USD
View
Retailer 9
-
$785 AUD
€525 EUR
View
Price last confirmed 7 days ago
A
Retailer 10
-
$855 AUD
ZAR 9,704 ZAR
View
A
Retailer 11
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$857 AUD
$602 USD
View
A
Retailer 12
-
$871 AUD
£482 GBP
View
A
Retailer 13
-
$915 AUD
$643 USD
View
B+
Retailer 14
-
$1,385 AUD
$973 USD
View
B+
Retailer 15
-
$1,555 AUD
$1,092 USD
View
B+
Retailer 16
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$1,600 AUD
$1,124 USD
View
B+
Retailer 17
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$1,734 AUD
$1,218 USD
View
B+
Retailer 18
-
$1,837 AUD
$1,290 USD
View
B+
Retailer 19
-
$1,931 AUD
£1,068 GBP
View
B+
Retailer 20
-
$1,948 AUD
$1,368 USD
View
Retailer 21
-
$1,998 AUD
£1,105 GBP
View
Price last confirmed 8 days ago
B
Retailer 22
-
$2,007 AUD
$1,410 USD
View
B
Retailer 23
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$3,232 AUD
$2,270 USD
View
B
Retailer 24
-
$3,334 AUD
$2,342 USD
View
Retailer 25
-
$3,666 AUD
$2,575 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
18741406A · Oct 31
$4,897 AUD
$3,440 USD
View
25 more retailers have this diamond
Prices start from $363 AUDSave up to $4,534 AUD

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
$363 AUD