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Round|Lab Grown|IGI

2.12ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG520285357

Shape and cutting style on the report: Round brilliant

Certificate IGI LG520285357

Diamond specifications and retailer prices

From $324 USD
As of October 28, 2026
Save $2,096 USD (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,420 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG520285357 or 520285357. Listed at 26 retailers as of October 28, 2026, with prices from $324 to $2,420, a $2,096 spread on the same certified stone. Do Amore Diamonds lists it at $2,420. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520285357
Dimensions8.18 × 8.13 × 5.10 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
8.18 mm8.13 mm2.12 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520285357
Side View
Table 56.5%Crown 35.9°Girdle: MediumPavilion 40.5°Culet: NoneDepth 62.4%

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: Oct 28
Current: $660 USD|Low: $217 USD|High: $1,520 USD|Avg: $841 USD|+5.2%
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
October 30, 2026
Retailer 3$324 USD
Retailer 6$521 USD
Retailer 11$525 USD
Retailer 12$528 USD
Retailer 8$612 USD
Retailer 2$624 USD
Retailer 1$660 USD
Retailer 9$701 USD
Retailer 4$840 USD
Retailer 10$1,037 USD
Retailer 5$1,170 USD
Retailer 14$1,459 USD
Retailer 13$1,480 USD
Retailer 7$1,501 USD

43 data points across 14 retailers

26 retailers$324 USD to $2,420 USD

Retailer 1
-
$272 USD
Price last confirmed 31 days ago
Retailer 2
-
$272 USD
View
Price last confirmed 20 days ago
Retailer 3
-
$316 USD
View
Price last confirmed 38 days ago
Retailer 4
-
$316 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
$324 USD
View
Final sale: no returns
Retailer 6
-
$333 USD
View
Price last confirmed 31 days ago
Retailer 7
-
$338 USD
View
Price last confirmed 20 days ago
Retailer 8
-
$338 USD
View
Price last confirmed 28 days ago
A
Retailer 9
-
$338 USD
View
A
Retailer 10
-
$499 USD
HK$3,900 HKD
View
A
Retailer 11
-
$521 USD
View
A
Retailer 12
-
$525 USD
View
B+
Retailer 13
-
$528 USD
View
A
Retailer 14
-
$612 USD
€583 EUR
View
A
Retailer 15
-
$624 USD
View
A
Retailer 16
-
$660 USD
£519 GBP
View
A
Retailer 17
-
$701 USD
A$1,078 AUD
View
B+
Retailer 18
-
$840 USD
View
B+
Retailer 19
-
$1,037 USD
View
Retailer 20
-
$1,198 USD
View
Price last confirmed 30 days ago
Retailer 21
-
$1,198 USD
View
Price last confirmed 20 days ago
B
Retailer 22
-
$1,362 USD
View
B
Retailer 23
-
$1,459 USD
SGD 1,972 SGD
View
B
Retailer 24
-
$1,480 USD
View
B
Retailer 25
-
$1,501 USD
£1,182 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C196BA083 · Oct 29
$2,420 USD
View
25 more retailers have this diamond
Prices start from $324 USDSave up to $2,096 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
$324 USD