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Radiant|Lab Grown|IGI

15.09ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG691549480

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

Certificate IGI LG691549480

Diamond specifications and retailer prices

From $6,218 AUD
$4,358 USD
As of November 2, 2026
Save $34,591 AUD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $42,793 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 15.09ct lab-grown radiant diamond

This 15.09ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG691549480 or 691549480. Listed at 12 retailers as of November 2, 2026, with a 556% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

15.09
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691549480
Dimensions17.89 × 12.07 × 8.02 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.89 mm12.07 mm15.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691549480
Side View
Table 62.0%Crown 41.6°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
A
Excellent
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: Nov 2
Current: $42,793 AUD|Low: $3,904 AUD|High: $42,793 AUD|Avg: $15,567 AUD
Do Amore Diamonds
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
November 1, 2026
Retailer 13$6,218 AUD
Retailer 15$6,965 AUD
Retailer 8$7,283 AUD
Retailer 6$7,951 AUD
Retailer 17$8,811 AUD
Retailer 10$8,833 AUD
Retailer 7$9,223 AUD
Retailer 12$9,388 AUD
Retailer 11$10,358 AUD
Retailer 16$10,491 AUD
Retailer 2$15,101 AUD
Retailer 5$16,385 AUD
Retailer 9$19,885 AUD
Retailer 3$20,567 AUD
Retailer 4$20,884 AUD
Retailer 14$40,809 AUD
Do Amore Diamonds$42,793 AUD

19 data points across 17 retailers

12 retailers$6,218 AUD to $40,809 AUD

A
Cheapest Retailer
-
$6,218 AUD
$4,358 USD
A
Retailer 2
-
$6,518 AUD
$4,568 USD
View
A
Retailer 3
-
$6,965 AUD
$4,881 USD
View
Final sale: no returns
B+
Retailer 4
-
$8,833 AUD
$6,190 USD
View
B+
Retailer 5
-
$9,388 AUD
$6,579 USD
View
B+
Retailer 6
-
$9,951 AUD
$6,974 USD
View
B+
Retailer 7
-
$10,358 AUD
$7,259 USD
View
Retailer 8
-
$10,491 AUD
$7,352 USD
View
Price last confirmed 74 days ago
B
Retailer 9
-
$15,101 AUD
View
Retailer 10
-
$16,385 AUD
View
Price last confirmed 122 days ago
B
Retailer 11
-
$40,809 AUD
$28,600 USD
View
Most Expensive
Do Amore Diamonds
27-13173CC6A · Nov 2
$42,793 AUD
$29,990 USD
View
Price under review
11 more retailers have this diamond
Prices start from $6,218 AUDSave up to $34,591 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
15.09ct Radiant
$6,218 AUD