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Round|Lab Grown|IGI

8.18ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG844671080

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844671080

Diamond specifications and retailer prices

From $2,244 NZD
$1,265 USD
As of November 1, 2026
Save $11,985 NZD (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $14,230 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.18ct lab-grown round diamond

This 8.18ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844671080 or 844671080. Listed at 3 retailers as of October 31, 2026, with prices from $2,244 to $14,230, a $11,985 spread on the same certified stone. Brilliant Earth lists it at $14,230. 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

8.18
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844671080
Dimensions12.80 × 12.86 × 7.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.80 mm12.86 mm8.18 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844671080
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $14,230 NZD|Low: $2,244 NZD|High: $14,230 NZD|Avg: $7,068 NZD
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$2,244 NZD
Retailer 2$3,408 NZD
Brilliant Earth$14,230 NZD

16 data points across 3 retailers

3 retailers$2,244 NZD to $14,230 NZD

A
Cheapest Retailer
-
$2,244 NZD
$1,265 USD
Final sale: no returns
A
Retailer 2
-
$3,408 NZD
£1,512 GBP
View
Most Expensive
B
Brilliant Earth
22003634A · Oct 31
$14,230 NZD
$8,020 USD
View
2 more retailers have this diamond
Prices start from $2,244 NZDSave up to $11,985 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
8.18ct Round
$2,244 NZD