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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 $331 NZD
As of November 5, 2026
Save $1,712 NZD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,043 NZD 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 $331 to $2,043, a $1,712 spread on the same certified stone. Reve Diamonds lists it at $2,043. 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

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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 5
Current: $680 NZD|Low: $331 NZD|High: $2,148 NZD|Avg: $899 NZD|-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$331 NZD
Retailer 5$368 NZD
Retailer 2$384 NZD
Retailer 4$409 NZD
Retailer 14$411 NZD
Retailer 1$680 NZD
Retailer 12$706 NZD
Retailer 6$722 NZD
Retailer 9$733 NZD
Retailer 15$811 NZD
Retailer 3$850 NZD
Retailer 11$1,000 NZD
Retailer 16$1,318 NZD
Retailer 13$1,393 NZD
Retailer 8$1,412 NZD
Retailer 10$1,911 NZD
Reve Diamonds$2,043 NZD

23 data points across 17 retailers

17 retailers$331 NZD to $2,043 NZD

A
Cheapest Retailer
-
$331 NZD
A
Retailer 2
-
$368 NZD
View
Final sale: no returns
A
Retailer 3
-
$384 NZD
View
A
Retailer 4
-
$409 NZD
View
A
Retailer 5
-
$680 NZD
View
A
Retailer 6
-
$706 NZD
View
B+
Retailer 7
-
$722 NZD
View
B+
Retailer 8
-
$733 NZD
View
B+
Retailer 9
-
$811 NZD
View
B+
Retailer 10
-
$850 NZD
View
B+
Retailer 11
-
$1,000 NZD
View
Retailer 12
-
$1,199 NZD
View
Price last confirmed 102 days ago
B
Retailer 13
-
$1,318 NZD
View
B
Retailer 14
-
$1,393 NZD
View
B
Retailer 15
-
$1,412 NZD
View
B
Retailer 16
-
$1,911 NZD
View
Most Expensive
B
Reve Diamonds
35ED1B08C · Nov 4
$2,043 NZD
$1,149 USD
View
16 more retailers have this diamond
Prices start from $331 NZDSave up to $1,712 NZD

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
$331 NZD