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Round|Lab Grown|IGI

1.23ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • IGI LG783647534

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783647534

Diamond specifications and retailer prices

From $266 AUD
As of November 5, 2026
Save $1,375 AUD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,641 AUD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG783647534 or 783647534. Listed at 17 retailers as of November 4, 2026, with prices from $266 to $1,641, a $1,375 spread on the same certified stone. Reve Diamonds lists it at $1,641. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783647534
Dimensions7.01 × 7.05 × 4.07 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
7.01 mm7.05 mm1.23 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783647534
Side View
Table 61.0%Crown 32.4°Girdle: MediumPavilion 40.3°Culet: NoneDepth 58.0%

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: Nov 5
Current: $546 AUD|Low: $266 AUD|High: $1,725 AUD|Avg: $722 AUD|-9.7%
Retailer 1
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
Reve Diamonds
November 5, 2026
Retailer 7$266 AUD
Retailer 5$296 AUD
Retailer 2$309 AUD
Retailer 4$329 AUD
Retailer 14$330 AUD
Retailer 1$546 AUD
Retailer 12$567 AUD
Retailer 6$580 AUD
Retailer 9$589 AUD
Retailer 15$651 AUD
Retailer 3$683 AUD
Retailer 11$803 AUD
Retailer 16$1,059 AUD
Retailer 13$1,119 AUD
Retailer 8$1,134 AUD
Retailer 10$1,534 AUD
Reve Diamonds$1,641 AUD

23 data points across 17 retailers

17 retailers$266 AUD to $1,641 AUD

A
Cheapest Retailer
-
$266 AUD
A
Retailer 2
-
$296 AUD
View
Final sale: no returns
A
Retailer 3
-
$309 AUD
View
A
Retailer 4
-
$329 AUD
View
A
Retailer 5
-
$546 AUD
View
A
Retailer 6
-
$567 AUD
View
B+
Retailer 7
-
$580 AUD
View
B+
Retailer 8
-
$589 AUD
View
B+
Retailer 9
-
$651 AUD
View
B+
Retailer 10
-
$683 AUD
View
B+
Retailer 11
-
$803 AUD
View
Retailer 12
-
$963 AUD
View
Price last confirmed 102 days ago
B
Retailer 13
-
$1,059 AUD
View
B
Retailer 14
-
$1,119 AUD
View
B
Retailer 15
-
$1,134 AUD
View
B
Retailer 16
-
$1,534 AUD
View
Most Expensive
B
Reve Diamonds
35ED1B08C · Nov 4
$1,641 AUD
$1,149 USD
View
16 more retailers have this diamond
Prices start from $266 AUDSave up to $1,375 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
1.23ct Round
$266 AUD