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Round|Lab Grown|IGI

1.23ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG845673735

Shape and cutting style on the report: Round brilliant

Certificate IGI LG845673735

Diamond specifications and retailer prices

From $311 NZD
As of November 5, 2026
Save $1,487 NZD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,798 NZD at MOH London · As of November 5, 2026
View at MOH London

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 LG845673735 or 845673735. Listed at 20 retailers as of November 5, 2026, with prices from $311 to $1,798, a $1,487 spread on the same certified stone. MOH London lists it at $1,798. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845673735
Dimensions6.85 × 6.89 × 4.20 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
6.85 mm6.89 mm1.23 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845673735
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.1%

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: $1,798 NZD|Low: $311 NZD|High: $1,812 NZD|Avg: $856 NZD|-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
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 9$311 NZD
Retailer 20$361 NZD
Retailer 5$386 NZD
Retailer 19$386 NZD
Retailer 8$432 NZD
Retailer 7$519 NZD
Retailer 2$639 NZD
Retailer 15$653 NZD
Retailer 17$665 NZD
Retailer 13$681 NZD
Retailer 4$804 NZD
Retailer 3$829 NZD
Retailer 16$939 NZD
Retailer 18$961 NZD
Retailer 14$1,041 NZD
Retailer 6$1,240 NZD
Retailer 11$1,281 NZD
Retailer 12$1,300 NZD
Retailer 10$1,334 NZD
MOH London$1,798 NZD

18 data points across 20 retailers

20 retailers$311 NZD to $1,798 NZD

A
Cheapest Retailer
-
$311 NZD
A
Retailer 2
-
$361 NZD
View
A
Retailer 3
-
$386 NZD
View
Retailer 4
-
$386 NZD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$432 NZD
View
B+
Retailer 6
-
$519 NZD
View
A
Retailer 7
-
$639 NZD
View
A
Retailer 8
-
$653 NZD
View
A
Retailer 9
-
$665 NZD
View
A
Retailer 10
-
$681 NZD
View
B+
Retailer 11
-
$804 NZD
View
B+
Retailer 12
-
$829 NZD
View
B+
Retailer 13
-
$939 NZD
View
B+
Retailer 14
-
$961 NZD
View
B+
Retailer 15
-
$1,041 NZD
View
B
Retailer 16
-
$1,240 NZD
View
B
Retailer 17
-
$1,281 NZD
View
B
Retailer 18
-
$1,300 NZD
View
B
Retailer 19
-
$1,334 NZD
View
Most Expensive
B
MOH London
LG845673735 · Nov 5
$1,798 NZD
£796 GBP
View
19 more retailers have this diamond
Prices start from $311 NZDSave up to $1,487 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
$311 NZD