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Radiant|Lab Grown|IGI

2.05ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG705507211

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG705507211

Diamond specifications and retailer prices

From $417 USD
As of October 30, 2026
Save $1,953 USD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,370 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.05ct lab-grown radiant diamond

This 2.05ct lab-grown radiant 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 LG705507211 or 705507211. Listed at 17 retailers as of October 29, 2026, with prices from $417 to $2,370, a $1,953 spread on the same certified stone. Brilliant Earth lists it at $2,370. 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

2.05
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG705507211
Dimensions8.98 × 6.31 × 4.25 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.98 mm6.31 mm2.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG705507211
Side View
Table 66.0%Crown 42.1°Girdle: Slightly ThickPavilion 34.3°Culet: NoneDepth 67.4%

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 30
Current: $2,370 USD|Low: $332 USD|High: $2,440 USD|Avg: $1,090 USD|-2.9%
Brilliant Earth
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 11$417 USD
Retailer 14$466 USD
Retailer 12$516 USD
Retailer 6$563 USD
Retailer 7$660 USD
Retailer 4$762 USD
Retailer 13$779 USD
Retailer 10$815 USD
Retailer 2$849 USD
Retailer 9$1,449 USD
Retailer 3$1,694 USD
Retailer 5$1,885 USD
Retailer 8$1,900 USD
Brilliant Earth$2,370 USD

42 data points across 14 retailers

17 retailers$417 USD to $2,370 USD

A
Cheapest Retailer
-
$417 USD
A
Retailer 2
-
$466 USD
View
Final sale: no returns
A
Retailer 3
-
$466 USD
View
A
Retailer 4
-
$516 USD
View
A
Retailer 5
-
$516 USD
View
A
Retailer 6
-
$563 USD
HK$4,400 HKD
View
B+
Retailer 7
-
$660 USD
View
B+
Retailer 8
-
$762 USD
View
B+
Retailer 9
-
$779 USD
View
B+
Retailer 10
-
$815 USD
View
B+
Retailer 11
-
$849 USD
£668 GBP
View
B
Retailer 12
-
$1,449 USD
View
B
Retailer 13
-
$1,660 USD
View
B
Retailer 14
-
$1,694 USD
View
B
Retailer 15
-
$1,885 USD
View
B
Retailer 16
-
$1,900 USD
£1,496 GBP
View
Most Expensive
B
Brilliant Earth
14465981A · Oct 29
$2,370 USD
View
16 more retailers have this diamond
Prices start from $417 USDSave up to $1,953 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
2.05ct Radiant
$417 USD