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Round|Lab Grown|IGI

1.23ct K VS2 Round Lab Grown Diamond

ID • K/VS2 • IGI LG492113512

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492113512

Diamond specifications and retailer prices

From $1,900 NZD
As of November 5, 2026
Save $5,551 NZD (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,451 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 K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492113512 or 492113512. Listed at 11 retailers as of November 5, 2026, with prices from $1,900 to $7,451, a $5,551 spread on the same certified stone. MOH London lists it at $7,451. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
K
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492113512
Dimensions6.88 × 6.92 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Brown This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.88 mm6.92 mm1.23 ctK / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492113512
Side View
Table 58.5%Crown 33.8°Girdle: MediumPavilion 41°Culet: NoneDepth 61.2%

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: Nov 5
Current: $7,451 NZD|Low: $1,823 NZD|High: $7,571 NZD|Avg: $3,809 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6$1,900 NZD
Retailer 7$2,202 NZD
Retailer 9$2,202 NZD
Retailer 5$2,517 NZD
Retailer 10$3,154 NZD
Retailer 2$3,255 NZD
Retailer 8$3,510 NZD
Retailer 4$3,778 NZD
Retailer 11$4,469 NZD
Retailer 3$4,931 NZD
MOH London$7,451 NZD

42 data points across 11 retailers

11 retailers$1,900 NZD to $7,451 NZD

A
Cheapest Retailer
-
$1,900 NZD
B+
Retailer 2
-
$2,067 NZD
View
B+
Retailer 3
-
$2,202 NZD
View
Retailer 4
-
$2,202 NZD
View
Price last confirmed 25 days ago
B+
Retailer 5
-
$2,517 NZD
View
B+
Retailer 6
-
$3,255 NZD
View
B
Retailer 7
-
$3,510 NZD
View
Retailer 8
-
$3,778 NZD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$4,129 NZD
View
B
Retailer 10
-
$4,469 NZD
View
Most Expensive
B
MOH London
LG492113512 · Nov 5
$7,451 NZD
£3,298 GBP
View
10 more retailers have this diamond
Prices start from $1,900 NZDSave up to $5,551 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
$1,900 NZD