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Round|Lab Grown|IGI

1.27ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG842644218

Shape and cutting style on the report: Round brilliant

Certificate IGI LG842644218

Diamond specifications and retailer prices

From $430 AUD
$302 USD
As of November 1, 2026
Save $635 AUD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,439 AUD at MOH London · As of October 25, 2026
View at MOH London

About this 1.27ct lab-grown round diamond

This 1.27ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842644218 or 842644218. Listed at 6 retailers as of October 31, 2026, with a 148% 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

1.27
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842644218
Dimensions6.99 × 7.02 × 4.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.99 mm7.02 mm1.27 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842644218
Side View
Table 55.0%Crown 33.2°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.3%

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: $1,439 AUD|Low: $430 AUD|High: $1,454 AUD|Avg: $806 AUD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4$430 AUD
Retailer 2$544 AUD
Retailer 5$665 AUD
Retailer 3$679 AUD
Retailer 6$1,065 AUD
MOH London$1,439 AUD

22 data points across 6 retailers

6 retailers$430 AUD to $1,065 AUD

B+
Cheapest Retailer
-
$430 AUD
$302 USD
A
Retailer 2
-
$544 AUD
£301 GBP
View
B+
Retailer 3
-
$665 AUD
$467 USD
View
B+
Retailer 4
-
$679 AUD
$477 USD
View
B
Retailer 5
-
$1,065 AUD
$748 USD
View
Most Expensive
MOH London
LG842644218 · Oct 25
$1,439 AUD
£796 GBP
View
Price last confirmed 7 days ago
5 more retailers have this diamond
Prices start from $430 AUDSave up to $635 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
1.27ct Round
$430 AUD