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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 $4,294 NZD
$2,420 USD
As of October 31, 2026
Save $6,797 NZD (61%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,951 NZD 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $12,951 NZD|Low: $4,294 NZD|High: $21,874 NZD|Avg: $11,836 NZD|+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$4,294 NZD
Retailer 8$7,209 NZD
Retailer 13$7,555 NZD
Retailer 3$8,073 NZD
Retailer 11$8,362 NZD
Retailer 12$10,451 NZD
Retailer 2$10,898 NZD
Retailer 7$11,091 NZD
Retailer 4$11,736 NZD
Loose Grown Diamond$12,951 NZD
Retailer 6$17,912 NZD
Retailer 10$21,150 NZD
Retailer 5$21,874 NZD

44 data points across 13 retailers

16 retailers$4,294 NZD to $11,091 NZD

B
Cheapest Retailer
-
$4,294 NZD
$2,420 USD
B
Retailer 2
-
$7,209 NZD
$4,063 USD
View
B
Retailer 3
-
$7,555 NZD
$4,258 USD
View
B
Retailer 4
-
$7,608 NZD
$4,288 USD
View
B
Retailer 5
-
$8,073 NZD
$4,550 USD
View
Final sale: no returns
Retailer 6
-
$8,362 NZD
$4,713 USD
View
Price last confirmed 16 days ago
B
Retailer 7
-
$8,362 NZD
$4,713 USD
View
B
Retailer 8
-
$8,455 NZD
$4,765 USD
View
B
Retailer 9
-
$10,451 NZD
$5,890 USD
View
B
Retailer 10
-
$10,898 NZD
£4,836 GBP
View
B
Retailer 11
-
$11,091 NZD
$6,251 USD
View
Retailer 12
-
$11,736 NZD
£5,208 GBP
View
Price under review
Most Expensive
Loose Grown Diamond
508156178 · Nov 1
$12,951 NZD
$7,299 USD
View
Price under review
12 more retailers have this diamond
Prices start from $4,294 NZDSave up to $6,797 NZD

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
$4,294 NZD