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Oval|Lab Grown|IGI

1.21ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG788625307

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG788625307

Diamond specifications and retailer prices

From $323 AUD
$227 USD
As of October 26, 2026
Save $2,923 AUD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,680 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 LG788625307 or 788625307. Listed at 19 retailers as of October 26, 2026, with a 904% 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 angle33.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788625307
Dimensions8.49 × 6.06 × 3.77 mm
L/W Ratio1.40
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
8.49 mm6.06 mm1.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788625307
Side View
Table 57.0%Crown 33.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

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: Oct 26
Current: $3,680 AUD|Low: $317 AUD|High: $3,737 AUD|Avg: $1,158 AUD|-1.5%
Rare Carat
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
Retailer 20
October 31, 2026
Retailer 8$323 AUD
Retailer 18$360 AUD
Retailer 20$374 AUD
Retailer 3$401 AUD
Retailer 11$401 AUD
Retailer 7$682 AUD
Retailer 2$685 AUD
Retailer 14$689 AUD
Retailer 9$743 AUD
Retailer 13$744 AUD
Retailer 5$1,082 AUD
Retailer 4$1,288 AUD
Retailer 19$1,294 AUD
Retailer 17$1,333 AUD
Retailer 10$1,364 AUD
Retailer 16$1,424 AUD
Retailer 6$1,562 AUD
Retailer 15$1,609 AUD
Retailer 12$3,246 AUD
Rare Carat$3,680 AUD

33 data points across 20 retailers

19 retailers$323 AUD to $3,246 AUD

A+
Cheapest Retailer
-
$323 AUD
$227 USD
A
Retailer 2
-
$374 AUD
$263 USD
View
Retailer 3
-
$401 AUD
$282 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$401 AUD
$282 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$682 AUD
$479 USD
View
A
Retailer 6
-
$685 AUD
€458 EUR
View
A
Retailer 7
-
$689 AUD
ZAR 7,817 ZAR
View
A
Retailer 8
-
$743 AUD
$522 USD
View
A
Retailer 9
-
$744 AUD
£412 GBP
View
B+
Retailer 10
-
$1,082 AUD
$760 USD
View
B+
Retailer 11
-
$1,288 AUD
$905 USD
View
Retailer 12
-
$1,294 AUD
$909 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$1,333 AUD
SGD 1,265 SGD
View
B+
Retailer 14
-
$1,364 AUD
$958 USD
View
B+
Retailer 15
-
$1,424 AUD
$1,000 USD
View
B+
Retailer 16
-
$1,562 AUD
£864 GBP
View
B+
Retailer 17
-
$1,609 AUD
£890 GBP
View
B
Retailer 18
-
$3,246 AUD
$2,280 USD
View
Most Expensive
Rare Carat
PE-185052 · Oct 21
$3,680 AUD
$2,585 USD
View
Price last confirmed 11 days ago
18 more retailers have this diamond
Prices start from $323 AUDSave up to $2,923 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
$323 AUD