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Radiant|Lab Grown|IGI

8.57ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG849658489

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

Certificate IGI LG849658489

Diamond specifications and retailer prices

From $3,014 NZD
£1,335 GBP
As of November 2, 2026
Save $5,125 NZD (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $8,139 NZD at MOH London · As of November 3, 2026
View at MOH London

About this 8.57ct lab-grown radiant diamond

This 8.57ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849658489 or 849658489. Listed at 5 retailers as of November 2, 2026, with prices from $3,014 to $8,139, a $5,125 spread on the same certified stone. MOH London lists it at $8,139. 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

8.57
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849658489
Dimensions15.15 × 10.21 × 6.64 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.15 mm10.21 mm8.57 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849658489
Side View
Table 73.0%Crown 42.4°Girdle: MediumPavilion 38.6°CuletDepth 65.0%

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: $8,139 NZD|Low: $2,844 NZD|High: $256,128 NZD|Avg: $20,664 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 3$3,014 NZD
Retailer 5$4,015 NZD
Retailer 4$4,017 NZD
Retailer 2$4,614 NZD
MOH London$8,139 NZD

11 data points across 5 retailers

5 retailers$3,014 NZD to $8,139 NZD

A
Cheapest Retailer
-
$3,014 NZD
£1,335 GBP
B+
Retailer 2
-
$4,015 NZD
$2,259 USD
View
B+
Retailer 3
-
$4,017 NZD
$2,260 USD
View
A
Retailer 4
-
$4,614 NZD
$2,596 USD
View
Most Expensive
B
MOH London
LG849658489 · Nov 3
$8,139 NZD
£3,606 GBP
View
4 more retailers have this diamond
Prices start from $3,014 NZDSave up to $5,125 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.

A
8.57ct Radiant
$3,014 NZD