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Radiant|Lab Grown|IGI

1.30ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG836617800

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG836617800

Diamond specifications and retailer prices

From $615 AUD
$432 USD
As of November 1, 2026
Save $3,044 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,164 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant 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 LG836617800 or 836617800. Listed at 12 retailers as of October 31, 2026, with a 495% 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

1.30
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836617800
Dimensions7.46 × 5.52 × 3.64 mm
L/W Ratio1.35
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
7.46 mm5.52 mm1.30 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836617800
Side View
Table 66.0%Crown 46.8°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 65.9%

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: $4,164 AUD|Low: $615 AUD|High: $5,509 AUD|Avg: $1,772 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
October 31, 2026
Retailer 4$615 AUD
Retailer 6$680 AUD
Retailer 13$710 AUD
Retailer 7$890 AUD
Retailer 2$921 AUD
Retailer 3$1,085 AUD
Retailer 15$1,171 AUD
Retailer 12$1,220 AUD
Retailer 16$1,307 AUD
Retailer 14$1,757 AUD
Retailer 11$1,821 AUD
Retailer 10$2,049 AUD
Retailer 8$2,242 AUD
Retailer 5$2,692 AUD
Retailer 9$3,659 AUD
Rare Carat$4,164 AUD

12 data points across 16 retailers

12 retailers$615 AUD to $3,659 AUD

Retailer 1
-
$527 AUD
$370 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$615 AUD
$432 USD
View
Final sale: no returns
Retailer 3
-
$680 AUD
$478 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
$921 AUD
€616 EUR
View
Retailer 5
-
$1,171 AUD
ZAR 13,286 ZAR
View
Price last confirmed 28 days ago
Retailer 6
-
$1,757 AUD
$1,234 USD
View
Price last confirmed 27 days ago
B+
Retailer 7
-
$1,821 AUD
SGD 1,729 SGD
View
B
Retailer 8
-
$2,049 AUD
$1,439 USD
View
Retailer 9
-
$2,242 AUD
$1,575 USD
View
Price last confirmed 28 days ago
Retailer 10
-
$2,692 AUD
£1,489 GBP
View
Price last confirmed 29 days ago
B
Retailer 11
-
$3,659 AUD
$2,570 USD
View
Most Expensive
Rare Carat
JH-247174 · Oct 21
$4,164 AUD
$2,925 USD
View
Price last confirmed 12 days ago
11 more retailers have this diamond
Prices start from $615 AUDSave up to $3,044 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
1.30ct Radiant
$615 AUD