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Radiant|Lab Grown|IGI

2.09ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG508156178

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

Certificate IGI LG508156178

Diamond specifications and retailer prices

From $3,445 AUD
$2,420 USD
As of October 31, 2026
Save $5,454 AUD (61%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,391 AUD at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

About this 2.09ct lab-grown radiant diamond

This 2.09ct lab-grown radiant sits in the two to three carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG508156178 or 508156178. Listed at 16 retailers as of October 31, 2026, with a 158% 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

2.09
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156178
Dimensions8.85 × 6.17 × 4.32 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.85 mm6.17 mm2.09 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508156178
Side View
Table 61.5%Crown 42.3°Girdle: MediumPavilion 31.2°Culet: NoneDepth 70.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $10,391 AUD|Low: $3,445 AUD|High: $17,550 AUD|Avg: $9,497 AUD|+0.3%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9$3,445 AUD
Retailer 8$5,784 AUD
Retailer 13$6,062 AUD
Retailer 3$6,477 AUD
Retailer 11$6,709 AUD
Retailer 12$8,385 AUD
Retailer 2$8,744 AUD
Retailer 7$8,899 AUD
Retailer 4$9,416 AUD
Loose Grown Diamond$10,391 AUD
Retailer 6$14,372 AUD
Retailer 10$16,969 AUD
Retailer 5$17,550 AUD

44 data points across 13 retailers

16 retailers$3,445 AUD to $8,899 AUD

B
Cheapest Retailer
-
$3,445 AUD
$2,420 USD
B
Retailer 2
-
$5,784 AUD
$4,063 USD
View
B
Retailer 3
-
$6,062 AUD
$4,258 USD
View
B
Retailer 4
-
$6,104 AUD
$4,288 USD
View
B
Retailer 5
-
$6,477 AUD
$4,550 USD
View
Final sale: no returns
Retailer 6
-
$6,709 AUD
$4,713 USD
View
Price last confirmed 16 days ago
B
Retailer 7
-
$6,709 AUD
$4,713 USD
View
B
Retailer 8
-
$6,783 AUD
$4,765 USD
View
B
Retailer 9
-
$8,385 AUD
$5,890 USD
View
B
Retailer 10
-
$8,744 AUD
£4,836 GBP
View
B
Retailer 11
-
$8,899 AUD
$6,251 USD
View
Retailer 12
-
$9,416 AUD
£5,208 GBP
View
Price under review
Most Expensive
Loose Grown Diamond
508156178 · Nov 1
$10,391 AUD
$7,299 USD
View
Price under review
12 more retailers have this diamond
Prices start from $3,445 AUDSave up to $5,454 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.

B
2.09ct Radiant
$3,445 AUD