Oval|Lab Grown|IGI

1.29ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG818623988

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818623988

Diamond specifications and retailer prices

From $430 AUD
$302 USD
As of November 1, 2026
Save $3,125 AUD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,908 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.29ct lab-grown oval diamond

This 1.29ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818623988 or 818623988. Listed at 22 retailers as of October 30, 2026, with a 727% 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

1.29
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818623988
Dimensions8.79 × 6.16 × 3.80 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
8.79 mm6.16 mm1.29 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818623988
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.7%

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 1
Current: $3,908 AUD|Low: $430 AUD|High: $3,972 AUD|Avg: $1,549 AUD|-0.5%
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
November 1, 2026
Retailer 8$430 AUD
Retailer 2$543 AUD
Retailer 12$614 AUD
Retailer 3$638 AUD
Retailer 17$641 AUD
Retailer 7$735 AUD
Retailer 19$824 AUD
Retailer 16$906 AUD
Retailer 13$928 AUD
Retailer 20$965 AUD
Retailer 14$1,058 AUD
Retailer 18$1,468 AUD
Retailer 9$1,628 AUD
Retailer 6$1,929 AUD
Retailer 10$1,993 AUD
Retailer 5$2,016 AUD
Retailer 15$2,124 AUD
Retailer 4$3,417 AUD
Retailer 11$3,555 AUD
Rare Carat$3,908 AUD

31 data points across 20 retailers

22 retailers$430 AUD to $3,555 AUD

A
Cheapest Retailer
-
$430 AUD
$302 USD
Final sale: no returns
Retailer 2
-
$494 AUD
$347 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
$543 AUD
£300 GBP
View
Retailer 4
-
$574 AUD
$403 USD
View
Price last confirmed 38 days ago
Retailer 5
-
$605 AUD
$425 USD
View
Price last confirmed 35 days ago
A
Retailer 6
-
$638 AUD
$448 USD
View
A
Retailer 7
-
$641 AUD
$450 USD
View
A
Retailer 8
-
$735 AUD
$516 USD
View
A
Retailer 9
-
$906 AUD
ZAR 10,281 ZAR
View
A
Retailer 10
-
$928 AUD
£513 GBP
View
A
Retailer 11
-
$952 AUD
$669 USD
View
A
Retailer 12
-
$965 AUD
$678 USD
View
B+
Retailer 13
-
$1,468 AUD
$1,031 USD
View
B+
Retailer 14
-
$1,628 AUD
$1,143 USD
View
B+
Retailer 15
-
$1,929 AUD
$1,355 USD
View
Retailer 16
-
$1,972 AUD
$1,385 USD
View
Price last confirmed 35 days ago
B
Retailer 17
-
$1,993 AUD
$1,400 USD
View
B+
Retailer 18
-
$2,016 AUD
$1,416 USD
View
B+
Retailer 19
-
$2,124 AUD
£1,175 GBP
View
B
Retailer 20
-
$3,417 AUD
$2,400 USD
View
B
Retailer 21
-
$3,555 AUD
$2,497 USD
View
Most Expensive
Rare Carat
FAGD-94436 · Oct 21
$3,908 AUD
$2,745 USD
View
Price last confirmed 11 days ago
21 more retailers have this diamond
Prices start from $430 AUDSave up to $3,125 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
1.29ct Oval
$430 AUD