Round|Lab Grown|IGI

8.25ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG830644266

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830644266

Diamond specifications and retailer prices

From $1,116 USD
As of October 29, 2026
Save $5,362 USD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,478 USD at With Clarity · As of October 31, 2026
View at With Clarity

About this 8.25ct lab-grown round diamond

This 8.25ct 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 LG830644266 or 830644266. Listed at 13 retailers as of October 29, 2026, with prices from $1,116 to $6,478, a $5,362 spread on the same certified stone. With Clarity lists it at $6,478. 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

8.25
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830644266
Dimensions12.89 × 12.99 × 7.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.89 mm12.99 mm8.25 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830644266
Side View
Table 55.0%Crown 33.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

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: Oct 29
Current: $1,700 USD|Low: $1,116 USD|High: $7,443 USD|Avg: $3,202 USD|-10.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 30, 2026
Retailer 11$1,116 USD
Retailer 9$1,215 USD
Retailer 1$1,700 USD
Retailer 3$1,834 USD
Retailer 6$2,060 USD
Retailer 7$2,397 USD
Retailer 12$2,427 USD
Retailer 10$2,627 USD
Retailer 8$2,630 USD
Retailer 2$3,815 USD
Retailer 5$4,183 USD
Retailer 4$6,072 USD
With Clarity$6,478 USD

36 data points across 13 retailers

13 retailers$1,116 USD to $6,478 USD

A
Cheapest Retailer
-
$1,116 USD
A
Retailer 2
-
$1,215 USD
View
A
Retailer 3
-
$1,700 USD
£1,339 GBP
View
A
Retailer 4
-
$1,834 USD
View
A
Retailer 5
-
$2,060 USD
€1,962 EUR
View
Retailer 6
-
$2,397 USD
A$3,688 AUD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$2,427 USD
View
B+
Retailer 8
-
$2,627 USD
View
B+
Retailer 9
-
$2,630 USD
View
B+
Retailer 10
-
$3,815 USD
View
B+
Retailer 11
-
$4,183 USD
£3,294 GBP
View
Retailer 12
-
$6,072 USD
SGD 8,205 SGD
View
Price last confirmed 18 days ago
Most Expensive
B
With Clarity
830644266 · Oct 31
$6,478 USD
View
12 more retailers have this diamond
Prices start from $1,116 USDSave up to $5,362 USD

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
8.25ct Round
$1,116 USD