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Round|Lab Grown|IGI

2.05ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG636457387

Shape and cutting style on the report: Round brilliant

Certificate IGI LG636457387

Diamond specifications and retailer prices

From $313 SGD
$245 USD
As of November 1, 2026
Save $1,426 SGD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,739 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 2.05ct lab-grown round diamond

This 2.05ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG636457387 or 636457387. Listed at 16 retailers as of November 1, 2026, with prices from $313 to $1,739, a $1,426 spread on the same certified stone. Brilliant Earth lists it at $1,739. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636457387
Dimensions8.26 × 8.21 × 4.94 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.26 mm8.21 mm2.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636457387
Side View
Table 58.0%Crown 33.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.0%

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: $1,739 SGD|Low: $301 SGD|High: $1,778 SGD|Avg: $784 SGD|-2.2%
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
November 2, 2026
Retailer 10$313 SGD
Retailer 11$363 SGD
Retailer 3$388 SGD
Retailer 12$388 SGD
Retailer 6$637 SGD
Retailer 13$654 SGD
Retailer 2$657 SGD
Retailer 7$735 SGD
Retailer 5$735 SGD
Retailer 9$1,023 SGD
Retailer 4$1,247 SGD
Retailer 8$1,554 SGD
Brilliant Earth$1,739 SGD

45 data points across 13 retailers

16 retailers$313 SGD to $1,739 SGD

A
Cheapest Retailer
-
$313 SGD
$245 USD
A
Retailer 2
-
$363 SGD
$284 USD
View
A
Retailer 3
-
$388 SGD
$303 USD
View
Retailer 4
-
$388 SGD
$303 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$637 SGD
£392 GBP
View
B+
Retailer 6
-
$654 SGD
$511 USD
View
A
Retailer 7
-
$657 SGD
€489 EUR
View
A
Retailer 8
-
$732 SGD
$572 USD
View
A
Retailer 9
-
$735 SGD
£452 GBP
View
A
Retailer 10
-
$735 SGD
$575 USD
View
B+
Retailer 11
-
$1,023 SGD
$800 USD
View
Retailer 12
-
$1,138 SGD
$890 USD
View
Price last confirmed 47 days ago
B+
Retailer 13
-
$1,247 SGD
$975 USD
View
B+
Retailer 14
-
$1,314 SGD
$1,027 USD
View
B
Retailer 15
-
$1,554 SGD
£957 GBP
View
Most Expensive
B
Brilliant Earth
14981592A · Nov 2
$1,739 SGD
$1,360 USD
View
15 more retailers have this diamond
Prices start from $313 SGDSave up to $1,426 SGD

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 Round
$313 SGD