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Round|Lab Grown|IGI

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 $566 USD
As of October 29, 2026
Save $2,487 USD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,053 USD at MOH London · As of October 26, 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 October 26, 2026, with prices from $566 to $3,053, a $2,487 spread on the same certified stone. MOH London lists it at $3,053. 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
Color
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: Oct 29
Current: $3,053 USD|Low: $204 USD|High: $3,085 USD|Avg: $1,026 USD|-1.0%
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
October 30, 2026
Retailer 8$566 USD
Retailer 6$633 USD
Retailer 11$634 USD
Retailer 3$702 USD
Retailer 10$702 USD
Retailer 14$1,016 USD
Retailer 2$1,058 USD
Retailer 5$1,082 USD
Retailer 7$1,089 USD
Retailer 13$1,200 USD
Retailer 4$1,689 USD
Retailer 12$1,742 USD
Retailer 9$1,847 USD
MOH London$3,053 USD

32 data points across 14 retailers

14 retailers$566 USD to $3,053 USD

A
Cheapest Retailer
-
$566 USD
A
Retailer 2
-
$633 USD
View
Final sale: no returns
A
Retailer 3
-
$634 USD
View
A
Retailer 4
-
$702 USD
View
B+
Retailer 5
-
$768 USD
HK$6,000 HKD
View
B+
Retailer 6
-
$1,016 USD
View
B+
Retailer 7
-
$1,058 USD
£833 GBP
View
B+
Retailer 8
-
$1,082 USD
View
B+
Retailer 9
-
$1,089 USD
£858 GBP
View
Retailer 10
-
$1,200 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
$1,689 USD
View
B
Retailer 12
-
$1,742 USD
View
B
Retailer 13
-
$1,847 USD
View
Most Expensive
B
MOH London
LG512222782 · Oct 26
$3,053 USD
£2,404 GBP
View
13 more retailers have this diamond
Prices start from $566 USDSave up to $2,487 USD

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
$566 USD