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Round|Lab Grown|IGI

2.41ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG512221680

Shape and cutting style on the report: Round brilliant

Certificate IGI LG512221680

Diamond specifications and retailer prices

From $257 USD
As of November 1, 2026
Save $3,190 USD (93%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,447 USD at MOH London · As of November 1, 2026
View at MOH London

About this 2.41ct lab-grown round diamond

This 2.41ct 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 LG512221680 or 512221680. Listed at 18 retailers as of November 1, 2026, with prices from $257 to $3,447, a $3,190 spread on the same certified stone. MOH London lists it at $3,447. 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

2.41
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512221680
Dimensions8.57 × 8.52 × 5.30 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
8.57 mm8.52 mm2.41 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512221680
Side View
Table 58.5%Crown 35.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.0%

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: Nov 1
Current: $3,447 USD|Low: $257 USD|High: $3,494 USD|Avg: $1,485 USD|-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
Retailer 15
November 1, 2026
Retailer 2$257 USD
Retailer 5$288 USD
Retailer 4$298 USD
Retailer 13$480 USD
Retailer 3$828 USD
Retailer 7$920 USD
Retailer 12$920 USD
Retailer 15$980 USD
Retailer 14$1,025 USD
Retailer 10$1,394 USD
Retailer 9$1,423 USD
Retailer 8$1,484 USD
Retailer 6$1,845 USD
Retailer 11$3,180 USD
MOH London$3,447 USD

35 data points across 15 retailers

18 retailers$257 USD to $3,447 USD

A
Cheapest Retailer
-
$257 USD
A
Retailer 2
-
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$298 USD
View
A
Retailer 4
-
$480 USD
View
A
Retailer 5
-
$828 USD
View
Retailer 6
-
$920 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$920 USD
View
B+
Retailer 8
-
$980 USD
View
B+
Retailer 9
-
$1,025 USD
View
B+
Retailer 10
-
$1,075 USD
HK$8,400 HKD
View
B+
Retailer 11
-
$1,265 USD
View
B
Retailer 12
-
$1,394 USD
£1,098 GBP
View
B
Retailer 13
-
$1,423 USD
£1,120 GBP
View
B
Retailer 14
-
$1,484 USD
View
Retailer 15
-
$1,845 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$3,085 USD
View
B
Retailer 17
-
$3,180 USD
View
Most Expensive
B
MOH London
LG512221680 · Nov 1
$3,447 USD
£2,714 GBP
View
17 more retailers have this diamond
Prices start from $257 USDSave up to $3,190 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
2.41ct Round
$257 USD