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2.12ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG512222782

Shape and cutting style on the report: Round brilliant

Certificate IGI LG512222782

Diamond specifications and retailer prices

From $1,007 NZD
As of November 5, 2026
Save $4,415 NZD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,422 NZD at MOH London · As of November 3, 2026
View at MOH London

About this 2.12ct lab-grown round diamond

This 2.12ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512222782 or 512222782. Listed at 14 retailers as of November 3, 2026, with prices from $1,007 to $5,422, a $4,415 spread on the same certified stone. MOH London lists it at $5,422. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.12
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512222782
Dimensions8.21 × 8.12 × 5.07 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
Top View
8.21 mm8.12 mm2.12 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512222782
Side View
Table 59.5%Crown 35.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.0%

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 5
Current: $5,422 NZD|Low: $363 NZD|High: $5,488 NZD|Avg: $2,006 NZD|-1.2%
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
November 6, 2026
Retailer 10$1,007 NZD
Retailer 6$1,126 NZD
Retailer 12$1,128 NZD
Retailer 2$1,249 NZD
Retailer 3$1,249 NZD
Retailer 14$1,807 NZD
Retailer 8$1,864 NZD
Retailer 7$1,912 NZD
Retailer 5$1,925 NZD
Retailer 11$2,046 NZD
Retailer 4$3,005 NZD
Retailer 13$3,099 NZD
Retailer 9$3,286 NZD
MOH London$5,422 NZD

32 data points across 14 retailers

14 retailers$1,007 NZD to $5,422 NZD

A
Cheapest Retailer
-
$1,007 NZD
A
Retailer 2
-
$1,126 NZD
View
Final sale: no returns
A
Retailer 3
-
$1,128 NZD
View
A
Retailer 4
-
$1,249 NZD
View
B+
Retailer 5
-
$1,366 NZD
View
B+
Retailer 6
-
$1,807 NZD
View
B+
Retailer 7
-
$1,864 NZD
View
B+
Retailer 8
-
$1,912 NZD
View
B+
Retailer 9
-
$1,925 NZD
View
B+
Retailer 10
-
$2,046 NZD
View
B
Retailer 11
-
$3,005 NZD
View
B
Retailer 12
-
$3,099 NZD
View
B
Retailer 13
-
$3,286 NZD
View
Most Expensive
B
MOH London
LG512222782 · Nov 3
$5,422 NZD
£2,400 GBP
View
13 more retailers have this diamond
Prices start from $1,007 NZDSave up to $4,415 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
2.12ct Round
$1,007 NZD