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Round|Lab Grown|IGI

8.55ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG818606147

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818606147

Diamond specifications and retailer prices

From $1,986 AUD
$1,395 USD
As of November 1, 2026
Save $9,958 AUD (83%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $11,944 AUD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 8.55ct lab-grown round diamond

This 8.55ct 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 LG818606147 or 818606147. Listed at 4 retailers as of November 1, 2026, with prices from $1,986 to $11,944, a $9,958 spread on the same certified stone. Brilliant Earth lists it at $11,944. 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

8.55
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818606147
Dimensions13.12 × 13.17 × 8.01 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
13.12 mm13.17 mm8.55 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818606147
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $11,944 AUD|Low: $1,986 AUD|High: $11,944 AUD|Avg: $6,102 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4$1,986 AUD
Retailer 2$2,931 AUD
Retailer 3$8,200 AUD
Brilliant Earth$11,944 AUD

35 data points across 4 retailers

4 retailers$1,986 AUD to $11,944 AUD

A
Cheapest Retailer
-
$1,986 AUD
$1,395 USD
Final sale: no returns
A
Retailer 2
-
$2,931 AUD
£1,621 GBP
View
B
Retailer 3
-
$8,200 AUD
$5,760 USD
View
Most Expensive
B
Brilliant Earth
21228200A · Nov 1
$11,944 AUD
$8,390 USD
View
3 more retailers have this diamond
Prices start from $1,986 AUDSave up to $9,958 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
8.55ct Round
$1,986 AUD