Oval|Lab Grown|IGI

1.21ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG839683856

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839683856

Diamond specifications and retailer prices

From $448 AUD
$315 USD
As of November 1, 2026
Save $2,886 AUD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,687 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 LG839683856 or 839683856. Listed at 24 retailers as of October 30, 2026, with a 643% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839683856
Dimensions8.77 × 6.03 × 3.71 mm
L/W Ratio1.45
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
8.77 mm6.03 mm1.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839683856
Side View
Table 62.0%Crown 34.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.5%

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: $3,687 AUD|Low: $430 AUD|High: $3,687 AUD|Avg: $1,356 AUD
Rare Carat
Retailer 2
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Retailer 8
Retailer 9
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Retailer 11
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Retailer 24
November 2, 2026
Retailer 24$448 AUD
Retailer 21$520 AUD
Retailer 14$551 AUD
Retailer 5$555 AUD
Retailer 8$555 AUD
Retailer 6$575 AUD
Retailer 20$776 AUD
Retailer 16$837 AUD
Retailer 19$867 AUD
Retailer 10$880 AUD
Retailer 9$901 AUD
Retailer 13$958 AUD
Retailer 2$982 AUD
Retailer 12$1,126 AUD
Retailer 7$1,190 AUD
Retailer 3$1,787 AUD
Retailer 15$1,852 AUD
Retailer 22$1,959 AUD
Retailer 17$1,996 AUD
Retailer 11$2,221 AUD
Retailer 18$2,227 AUD
Retailer 4$2,312 AUD
Retailer 23$3,334 AUD
Rare Carat$3,687 AUD

30 data points across 24 retailers

24 retailers$448 AUD to $3,334 AUD

A
Cheapest Retailer
-
$448 AUD
$315 USD
A
Retailer 2
-
$520 AUD
$365 USD
View
A
Retailer 3
-
$551 AUD
$387 USD
View
Final sale: no returns
Retailer 4
-
$555 AUD
$390 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$555 AUD
$390 USD
View
Retailer 6
-
$575 AUD
£318 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
$776 AUD
$545 USD
View
A
Retailer 8
-
$837 AUD
$588 USD
View
A
Retailer 9
-
$867 AUD
€580 EUR
View
A
Retailer 10
-
$880 AUD
$618 USD
View
B+
Retailer 11
-
$901 AUD
$633 USD
View
B+
Retailer 12
-
$958 AUD
ZAR 10,874 ZAR
View
B+
Retailer 13
-
$982 AUD
£543 GBP
View
B+
Retailer 14
-
$1,126 AUD
$791 USD
View
B+
Retailer 15
-
$1,190 AUD
$836 USD
View
B+
Retailer 16
-
$1,787 AUD
$1,255 USD
View
B
Retailer 17
-
$1,852 AUD
$1,301 USD
View
B
Retailer 18
-
$1,959 AUD
CA$1,911 CAD
View
B
Retailer 19
-
$1,996 AUD
$1,402 USD
View
B
Retailer 20
-
$2,221 AUD
$1,560 USD
View
B+
Retailer 21
-
$2,227 AUD
£1,232 GBP
View
B
Retailer 22
-
$2,312 AUD
$1,624 USD
View
B
Retailer 23
-
$3,334 AUD
$2,342 USD
View
Most Expensive
Rare Carat
ADR-E103381 · Oct 21
$3,687 AUD
$2,590 USD
View
Price last confirmed 11 days ago
23 more retailers have this diamond
Prices start from $448 AUDSave up to $2,886 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
$448 AUD