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Round|Lab Grown|IGI

1.00ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG818687205

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818687205

Diamond specifications and retailer prices

From $241 AUD
$169 USD
As of October 24, 2026
Save $870 AUD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,209 AUD at MOH London · As of October 21, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818687205 or 818687205. Listed at 17 retailers as of October 24, 2026, with a 362% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818687205
Dimensions6.37 × 6.42 × 3.98 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
6.37 mm6.42 mm1.00 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818687205
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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 24
Current: $1,209 AUD|Low: $199 AUD|High: $1,218 AUD|Avg: $581 AUD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 28, 2026
Retailer 13$208 AUD
Retailer 15$241 AUD
Retailer 4$258 AUD
Retailer 17$258 AUD
Retailer 8$409 AUD
Retailer 11$421 AUD
Retailer 14$453 AUD
Retailer 16$477 AUD
Retailer 10$531 AUD
Retailer 3$569 AUD
Retailer 6$605 AUD
Retailer 5$827 AUD
Retailer 12$874 AUD
Retailer 7$888 AUD
Retailer 9$906 AUD
Retailer 2$1,110 AUD
MOH London$1,209 AUD

24 data points across 17 retailers

17 retailers$241 AUD to $1,110 AUD

Retailer 1
-
$208 AUD
$146 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$241 AUD
$169 USD
View
A
Retailer 3
-
$258 AUD
$181 USD
View
Retailer 4
-
$258 AUD
$181 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$409 AUD
$287 USD
View
A
Retailer 6
-
$421 AUD
£233 GBP
View
B+
Retailer 7
-
$453 AUD
€303 EUR
View
B+
Retailer 8
-
$477 AUD
$335 USD
View
B+
Retailer 9
-
$531 AUD
£293 GBP
View
Retailer 10
-
$569 AUD
$400 USD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
$605 AUD
$425 USD
View
B
Retailer 12
-
$827 AUD
$581 USD
View
B
Retailer 13
-
$874 AUD
$614 USD
View
B
Retailer 14
-
$888 AUD
$624 USD
View
B
Retailer 15
-
$906 AUD
$637 USD
View
B
Retailer 16
-
$1,110 AUD
$780 USD
View
Most Expensive
MOH London
LG818687205 · Oct 21
$1,209 AUD
£669 GBP
View
Price last confirmed 9 days ago
16 more retailers have this diamond
Prices start from $241 AUDSave up to $870 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
1.00ct Round
$241 AUD